Home / 626,779.80-940,543.18-227,451.72

Finding the Fourth Proportional to 626,779.80, 940,543.18 and 227,451.72

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Solution

The fourth proportional to 626,779.80, 940,543.18 and 227,451.72 is: 341,313.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,779.80 : 940,543.18 = 227,451.72 : x
  2. Step 2: Convert to fraction form
    626,779.80/940,543.18 = 227,451.72/x
  3. Step 3: Cross multiply
    626,779.80x = 940,543.18 × 227,451.72
  4. Step 4: Simplify right side
    626,779.80x = 213,928,164,025.27
  5. Step 5: Solve for x
    x = 213,928,164,025.27/626,779.80
  6. Step 6: Final answer
    x = 341,313.11

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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.