Home / 724,165.10-1,086,247.65-456,476.30

Finding the Fourth Proportional to 724,165.10, 1,086,247.65 and 456,476.30

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Solution

The fourth proportional to 724,165.10, 1,086,247.65 and 456,476.30 is: 684,714.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,165.10 : 1,086,247.65 = 456,476.30 : x
  2. Step 2: Convert to fraction form
    724,165.10/1,086,247.65 = 456,476.30/x
  3. Step 3: Cross multiply
    724,165.10x = 1,086,247.65 × 456,476.30
  4. Step 4: Simplify right side
    724,165.10x = 495,846,308,155.70
  5. Step 5: Solve for x
    x = 495,846,308,155.70/724,165.10
  6. Step 6: Final answer
    x = 684,714.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.