Home / 375,182.46-517,402.04-347,316.39

Finding the Fourth Proportional to 375,182.46, 517,402.04 and 347,316.39

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Solution

The fourth proportional to 375,182.46, 517,402.04 and 347,316.39 is: 478,972.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,182.46 : 517,402.04 = 347,316.39 : x
  2. Step 2: Convert to fraction form
    375,182.46/517,402.04 = 347,316.39/x
  3. Step 3: Cross multiply
    375,182.46x = 517,402.04 × 347,316.39
  4. Step 4: Simplify right side
    375,182.46x = 179,702,206,974.85
  5. Step 5: Solve for x
    x = 179,702,206,974.85/375,182.46
  6. Step 6: Final answer
    x = 478,972.84

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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.