Home / 725,331.09-1,000,937.01-403,032.90

Finding the Fourth Proportional to 725,331.09, 1,000,937.01 and 403,032.90

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Solution

The fourth proportional to 725,331.09, 1,000,937.01 and 403,032.90 is: 556,174.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,331.09 : 1,000,937.01 = 403,032.90 : x
  2. Step 2: Convert to fraction form
    725,331.09/1,000,937.01 = 403,032.90/x
  3. Step 3: Cross multiply
    725,331.09x = 1,000,937.01 × 403,032.90
  4. Step 4: Simplify right side
    725,331.09x = 403,410,545,857.63
  5. Step 5: Solve for x
    x = 403,410,545,857.63/725,331.09
  6. Step 6: Final answer
    x = 556,174.35

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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.