Home / 704,842.20-1,056,568.32-451,402.92

Finding the Fourth Proportional to 704,842.20, 1,056,568.32 and 451,402.92

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Solution

The fourth proportional to 704,842.20, 1,056,568.32 and 451,402.92 is: 676,659.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,842.20 : 1,056,568.32 = 451,402.92 : x
  2. Step 2: Convert to fraction form
    704,842.20/1,056,568.32 = 451,402.92/x
  3. Step 3: Cross multiply
    704,842.20x = 1,056,568.32 × 451,402.92
  4. Step 4: Simplify right side
    704,842.20x = 476,938,024,827.49
  5. Step 5: Solve for x
    x = 476,938,024,827.49/704,842.20
  6. Step 6: Final answer
    x = 676,659.29

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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.