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Finding the Fourth Proportional to 532,382.40, 798,573.60 and 506,138.40

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Solution

The fourth proportional to 532,382.40, 798,573.60 and 506,138.40 is: 759,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,382.40 : 798,573.60 = 506,138.40 : x
  2. Step 2: Convert to fraction form
    532,382.40/798,573.60 = 506,138.40/x
  3. Step 3: Cross multiply
    532,382.40x = 798,573.60 × 506,138.40
  4. Step 4: Simplify right side
    532,382.40x = 404,188,764,186.24
  5. Step 5: Solve for x
    x = 404,188,764,186.24/532,382.40
  6. Step 6: Final answer
    x = 759,207.60

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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.