Home / 526,747.61-790,361.30-223,224.81

Finding the Fourth Proportional to 526,747.61, 790,361.30 and 223,224.81

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Solution

The fourth proportional to 526,747.61, 790,361.30 and 223,224.81 is: 334,938.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,747.61 : 790,361.30 = 223,224.81 : x
  2. Step 2: Convert to fraction form
    526,747.61/790,361.30 = 223,224.81/x
  3. Step 3: Cross multiply
    526,747.61x = 790,361.30 × 223,224.81
  4. Step 4: Simplify right side
    526,747.61x = 176,428,251,808.20
  5. Step 5: Solve for x
    x = 176,428,251,808.20/526,747.61
  6. Step 6: Final answer
    x = 334,938.88

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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.