Home / 296,779.40-444,002.70-268,785.80

Finding the Fourth Proportional to 296,779.40, 444,002.70 and 268,785.80

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Solution

The fourth proportional to 296,779.40, 444,002.70 and 268,785.80 is: 402,122.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,779.40 : 444,002.70 = 268,785.80 : x
  2. Step 2: Convert to fraction form
    296,779.40/444,002.70 = 268,785.80/x
  3. Step 3: Cross multiply
    296,779.40x = 444,002.70 × 268,785.80
  4. Step 4: Simplify right side
    296,779.40x = 119,341,620,921.66
  5. Step 5: Solve for x
    x = 119,341,620,921.66/296,779.40
  6. Step 6: Final answer
    x = 402,122.32

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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.