Home / 957,187.25-1,320,927.13-527,482.79

Finding the Fourth Proportional to 957,187.25, 1,320,927.13 and 527,482.79

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Solution

The fourth proportional to 957,187.25, 1,320,927.13 and 527,482.79 is: 727,931.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,187.25 : 1,320,927.13 = 527,482.79 : x
  2. Step 2: Convert to fraction form
    957,187.25/1,320,927.13 = 527,482.79/x
  3. Step 3: Cross multiply
    957,187.25x = 1,320,927.13 × 527,482.79
  4. Step 4: Simplify right side
    957,187.25x = 696,766,332,540.12
  5. Step 5: Solve for x
    x = 696,766,332,540.12/957,187.25
  6. Step 6: Final answer
    x = 727,931.06

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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.