Home / 955,257.98-1,318,256.02-525,528.88

Finding the Fourth Proportional to 955,257.98, 1,318,256.02 and 525,528.88

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Solution

The fourth proportional to 955,257.98, 1,318,256.02 and 525,528.88 is: 725,229.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,257.98 : 1,318,256.02 = 525,528.88 : x
  2. Step 2: Convert to fraction form
    955,257.98/1,318,256.02 = 525,528.88/x
  3. Step 3: Cross multiply
    955,257.98x = 1,318,256.02 × 525,528.88
  4. Step 4: Simplify right side
    955,257.98x = 692,781,609,743.86
  5. Step 5: Solve for x
    x = 692,781,609,743.86/955,257.98
  6. Step 6: Final answer
    x = 725,229.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.