Home / 747,464.40-1,120,154.31-564,945.30

Finding the Fourth Proportional to 747,464.40, 1,120,154.31 and 564,945.30

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Solution

The fourth proportional to 747,464.40, 1,120,154.31 and 564,945.30 is: 846,630.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,464.40 : 1,120,154.31 = 564,945.30 : x
  2. Step 2: Convert to fraction form
    747,464.40/1,120,154.31 = 564,945.30/x
  3. Step 3: Cross multiply
    747,464.40x = 1,120,154.31 × 564,945.30
  4. Step 4: Simplify right side
    747,464.40x = 632,825,912,709.24
  5. Step 5: Solve for x
    x = 632,825,912,709.24/747,464.40
  6. Step 6: Final answer
    x = 846,630.17

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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.