Home / 438,226.11-657,332.28-224,870.90

Finding the Fourth Proportional to 438,226.11, 657,332.28 and 224,870.90

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Solution

The fourth proportional to 438,226.11, 657,332.28 and 224,870.90 is: 337,302.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,226.11 : 657,332.28 = 224,870.90 : x
  2. Step 2: Convert to fraction form
    438,226.11/657,332.28 = 224,870.90/x
  3. Step 3: Cross multiply
    438,226.11x = 657,332.28 × 224,870.90
  4. Step 4: Simplify right side
    438,226.11x = 147,814,898,115.99
  5. Step 5: Solve for x
    x = 147,814,898,115.99/438,226.11
  6. Step 6: Final answer
    x = 337,302.81

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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.