Home / 857,248.59-1,283,350.40-572,232.20

Finding the Fourth Proportional to 857,248.59, 1,283,350.40 and 572,232.20

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Solution

The fourth proportional to 857,248.59, 1,283,350.40 and 572,232.20 is: 856,664.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,248.59 : 1,283,350.40 = 572,232.20 : x
  2. Step 2: Convert to fraction form
    857,248.59/1,283,350.40 = 572,232.20/x
  3. Step 3: Cross multiply
    857,248.59x = 1,283,350.40 × 572,232.20
  4. Step 4: Simplify right side
    857,248.59x = 734,374,419,240.26
  5. Step 5: Solve for x
    x = 734,374,419,240.26/857,248.59
  6. Step 6: Final answer
    x = 856,664.48

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1.5x scale

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.