Home / 363,748.39-501,972.91-210,875.20

Finding the Fourth Proportional to 363,748.39, 501,972.91 and 210,875.20

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Solution

The fourth proportional to 363,748.39, 501,972.91 and 210,875.20 is: 291,007.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,748.39 : 501,972.91 = 210,875.20 : x
  2. Step 2: Convert to fraction form
    363,748.39/501,972.91 = 210,875.20/x
  3. Step 3: Cross multiply
    363,748.39x = 501,972.91 × 210,875.20
  4. Step 4: Simplify right side
    363,748.39x = 105,853,636,008.71
  5. Step 5: Solve for x
    x = 105,853,636,008.71/363,748.39
  6. Step 6: Final answer
    x = 291,007.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.