Home / 571,962.49-857,948.62-145,498.68

Finding the Fourth Proportional to 571,962.49, 857,948.62 and 145,498.68

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Solution

The fourth proportional to 571,962.49, 857,948.62 and 145,498.68 is: 218,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,962.49 : 857,948.62 = 145,498.68 : x
  2. Step 2: Convert to fraction form
    571,962.49/857,948.62 = 145,498.68/x
  3. Step 3: Cross multiply
    571,962.49x = 857,948.62 × 145,498.68
  4. Step 4: Simplify right side
    571,962.49x = 124,830,391,717.82
  5. Step 5: Solve for x
    x = 124,830,391,717.82/571,962.49
  6. Step 6: Final answer
    x = 218,249.26

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Half scale
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Double scale
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Similar ratio
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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.