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Finding the Fourth Proportional to 573,444.40, 860,166.60 and 538,452.40

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Solution

The fourth proportional to 573,444.40, 860,166.60 and 538,452.40 is: 807,678.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,444.40 : 860,166.60 = 538,452.40 : x
  2. Step 2: Convert to fraction form
    573,444.40/860,166.60 = 538,452.40/x
  3. Step 3: Cross multiply
    573,444.40x = 860,166.60 × 538,452.40
  4. Step 4: Simplify right side
    573,444.40x = 463,158,770,169.84
  5. Step 5: Solve for x
    x = 463,158,770,169.84/573,444.40
  6. Step 6: Final answer
    x = 807,678.60

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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.