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Finding the Fourth Proportional to 573,454.35, 860,181.53 and 433,486.35

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Solution

The fourth proportional to 573,454.35, 860,181.53 and 433,486.35 is: 650,229.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,454.35 : 860,181.53 = 433,486.35 : x
  2. Step 2: Convert to fraction form
    573,454.35/860,181.53 = 433,486.35/x
  3. Step 3: Cross multiply
    573,454.35x = 860,181.53 × 433,486.35
  4. Step 4: Simplify right side
    573,454.35x = 372,876,949,609.68
  5. Step 5: Solve for x
    x = 372,876,949,609.68/573,454.35
  6. Step 6: Final answer
    x = 650,229.53

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.