Home / 931,385.52-1,394,977.68-652,149.36

Finding the Fourth Proportional to 931,385.52, 1,394,977.68 and 652,149.36

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Solution

The fourth proportional to 931,385.52, 1,394,977.68 and 652,149.36 is: 976,753.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,385.52 : 1,394,977.68 = 652,149.36 : x
  2. Step 2: Convert to fraction form
    931,385.52/1,394,977.68 = 652,149.36/x
  3. Step 3: Cross multiply
    931,385.52x = 1,394,977.68 × 652,149.36
  4. Step 4: Simplify right side
    931,385.52x = 909,733,801,226.29
  5. Step 5: Solve for x
    x = 909,733,801,226.29/931,385.52
  6. Step 6: Final answer
    x = 976,753.22

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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.