Home / 331,638.17-497,455.29-94,980.87

Finding the Fourth Proportional to 331,638.17, 497,455.29 and 94,980.87

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Solution

The fourth proportional to 331,638.17, 497,455.29 and 94,980.87 is: 142,470.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,638.17 : 497,455.29 = 94,980.87 : x
  2. Step 2: Convert to fraction form
    331,638.17/497,455.29 = 94,980.87/x
  3. Step 3: Cross multiply
    331,638.17x = 497,455.29 × 94,980.87
  4. Step 4: Simplify right side
    331,638.17x = 47,248,736,230.30
  5. Step 5: Solve for x
    x = 47,248,736,230.30/331,638.17
  6. Step 6: Final answer
    x = 142,470.74

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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.