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Finding the Fourth Proportional to 567,029.55, 850,544.33 and 342,643.35

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Solution

The fourth proportional to 567,029.55, 850,544.33 and 342,643.35 is: 513,965.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,029.55 : 850,544.33 = 342,643.35 : x
  2. Step 2: Convert to fraction form
    567,029.55/850,544.33 = 342,643.35/x
  3. Step 3: Cross multiply
    567,029.55x = 850,544.33 × 342,643.35
  4. Step 4: Simplify right side
    567,029.55x = 291,433,356,841.49
  5. Step 5: Solve for x
    x = 291,433,356,841.49/567,029.55
  6. Step 6: Final answer
    x = 513,965.03

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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.