Home / 832,226.57-1,148,472.91-469,727.21

Finding the Fourth Proportional to 832,226.57, 1,148,472.91 and 469,727.21

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Solution

The fourth proportional to 832,226.57, 1,148,472.91 and 469,727.21 is: 648,223.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,226.57 : 1,148,472.91 = 469,727.21 : x
  2. Step 2: Convert to fraction form
    832,226.57/1,148,472.91 = 469,727.21/x
  3. Step 3: Cross multiply
    832,226.57x = 1,148,472.91 × 469,727.21
  4. Step 4: Simplify right side
    832,226.57x = 539,468,977,471.75
  5. Step 5: Solve for x
    x = 539,468,977,471.75/832,226.57
  6. Step 6: Final answer
    x = 648,223.69

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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.