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Finding the Fourth Proportional to 523,972.80, 785,959.20 and 224,402.40

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Solution

The fourth proportional to 523,972.80, 785,959.20 and 224,402.40 is: 336,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,972.80 : 785,959.20 = 224,402.40 : x
  2. Step 2: Convert to fraction form
    523,972.80/785,959.20 = 224,402.40/x
  3. Step 3: Cross multiply
    523,972.80x = 785,959.20 × 224,402.40
  4. Step 4: Simplify right side
    523,972.80x = 176,371,130,782.08
  5. Step 5: Solve for x
    x = 176,371,130,782.08/523,972.80
  6. Step 6: Final answer
    x = 336,603.60

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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.