Home / 925,031.48-1,387,356.53-356,217.35

Finding the Fourth Proportional to 925,031.48, 1,387,356.53 and 356,217.35

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Solution

The fourth proportional to 925,031.48, 1,387,356.53 and 356,217.35 is: 534,252.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,031.48 : 1,387,356.53 = 356,217.35 : x
  2. Step 2: Convert to fraction form
    925,031.48/1,387,356.53 = 356,217.35/x
  3. Step 3: Cross multiply
    925,031.48x = 1,387,356.53 × 356,217.35
  4. Step 4: Simplify right side
    925,031.48x = 494,200,457,903.93
  5. Step 5: Solve for x
    x = 494,200,457,903.93/925,031.48
  6. Step 6: Final answer
    x = 534,252.59

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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.