Home / 546,178.43-753,729.15-304,459.04

Finding the Fourth Proportional to 546,178.43, 753,729.15 and 304,459.04

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Solution

The fourth proportional to 546,178.43, 753,729.15 and 304,459.04 is: 420,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,178.43 : 753,729.15 = 304,459.04 : x
  2. Step 2: Convert to fraction form
    546,178.43/753,729.15 = 304,459.04/x
  3. Step 3: Cross multiply
    546,178.43x = 753,729.15 × 304,459.04
  4. Step 4: Simplify right side
    546,178.43x = 229,479,649,660.37
  5. Step 5: Solve for x
    x = 229,479,649,660.37/546,178.43
  6. Step 6: Final answer
    x = 420,155.10

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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.