Home / 349,542.30-523,276.65-231,347.10

Finding the Fourth Proportional to 349,542.30, 523,276.65 and 231,347.10

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Solution

The fourth proportional to 349,542.30, 523,276.65 and 231,347.10 is: 346,334.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,542.30 : 523,276.65 = 231,347.10 : x
  2. Step 2: Convert to fraction form
    349,542.30/523,276.65 = 231,347.10/x
  3. Step 3: Cross multiply
    349,542.30x = 523,276.65 × 231,347.10
  4. Step 4: Simplify right side
    349,542.30x = 121,058,535,475.22
  5. Step 5: Solve for x
    x = 121,058,535,475.22/349,542.30
  6. Step 6: Final answer
    x = 346,334.44

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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.