Home / 733,686.59-1,011,317.38-578,384.68

Finding the Fourth Proportional to 733,686.59, 1,011,317.38 and 578,384.68

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Solution

The fourth proportional to 733,686.59, 1,011,317.38 and 578,384.68 is: 797,248.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,686.59 : 1,011,317.38 = 578,384.68 : x
  2. Step 2: Convert to fraction form
    733,686.59/1,011,317.38 = 578,384.68/x
  3. Step 3: Cross multiply
    733,686.59x = 1,011,317.38 × 578,384.68
  4. Step 4: Simplify right side
    733,686.59x = 584,930,479,209.74
  5. Step 5: Solve for x
    x = 584,930,479,209.74/733,686.59
  6. Step 6: Final answer
    x = 797,248.43

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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.