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Finding the Fourth Proportional to 335,035.80, 502,553.70 and 240,557.40

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Solution

The fourth proportional to 335,035.80, 502,553.70 and 240,557.40 is: 360,836.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,035.80 : 502,553.70 = 240,557.40 : x
  2. Step 2: Convert to fraction form
    335,035.80/502,553.70 = 240,557.40/x
  3. Step 3: Cross multiply
    335,035.80x = 502,553.70 × 240,557.40
  4. Step 4: Simplify right side
    335,035.80x = 120,893,011,432.38
  5. Step 5: Solve for x
    x = 120,893,011,432.38/335,035.80
  6. Step 6: Final answer
    x = 360,836.10

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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.