Home / 657,962.60-986,938.88-268,467.46

Finding the Fourth Proportional to 657,962.60, 986,938.88 and 268,467.46

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Solution

The fourth proportional to 657,962.60, 986,938.88 and 268,467.46 is: 402,699.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,962.60 : 986,938.88 = 268,467.46 : x
  2. Step 2: Convert to fraction form
    657,962.60/986,938.88 = 268,467.46/x
  3. Step 3: Cross multiply
    657,962.60x = 986,938.88 × 268,467.46
  4. Step 4: Simplify right side
    657,962.60x = 264,960,977,540.82
  5. Step 5: Solve for x
    x = 264,960,977,540.82/657,962.60
  6. Step 6: Final answer
    x = 402,699.15

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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.