Home / 671,281.28-1,006,922.64-472,488.92

Finding the Fourth Proportional to 671,281.28, 1,006,922.64 and 472,488.92

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Solution

The fourth proportional to 671,281.28, 1,006,922.64 and 472,488.92 is: 708,733.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,281.28 : 1,006,922.64 = 472,488.92 : x
  2. Step 2: Convert to fraction form
    671,281.28/1,006,922.64 = 472,488.92/x
  3. Step 3: Cross multiply
    671,281.28x = 1,006,922.64 × 472,488.92
  4. Step 4: Simplify right side
    671,281.28x = 475,759,790,697.15
  5. Step 5: Solve for x
    x = 475,759,790,697.15/671,281.28
  6. Step 6: Final answer
    x = 708,733.89

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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.