Home / 857,248.55-1,283,350.33-572,232.15

Finding the Fourth Proportional to 857,248.55, 1,283,350.33 and 572,232.15

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Solution

The fourth proportional to 857,248.55, 1,283,350.33 and 572,232.15 is: 856,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,248.55 : 1,283,350.33 = 572,232.15 : x
  2. Step 2: Convert to fraction form
    857,248.55/1,283,350.33 = 572,232.15/x
  3. Step 3: Cross multiply
    857,248.55x = 1,283,350.33 × 572,232.15
  4. Step 4: Simplify right side
    857,248.55x = 734,374,317,108.53
  5. Step 5: Solve for x
    x = 734,374,317,108.53/857,248.55
  6. Step 6: Final answer
    x = 856,664.40

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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.