Home / 762,593.60-1,051,421.64-558,289.82

Finding the Fourth Proportional to 762,593.60, 1,051,421.64 and 558,289.82

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Solution

The fourth proportional to 762,593.60, 1,051,421.64 and 558,289.82 is: 769,738.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,593.60 : 1,051,421.64 = 558,289.82 : x
  2. Step 2: Convert to fraction form
    762,593.60/1,051,421.64 = 558,289.82/x
  3. Step 3: Cross multiply
    762,593.60x = 1,051,421.64 × 558,289.82
  4. Step 4: Simplify right side
    762,593.60x = 586,997,998,139.71
  5. Step 5: Solve for x
    x = 586,997,998,139.71/762,593.60
  6. Step 6: Final answer
    x = 769,738.95

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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.