Home / 744,366.30-1,116,002.70-294,864.90

Finding the Fourth Proportional to 744,366.30, 1,116,002.70 and 294,864.90

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Solution

The fourth proportional to 744,366.30, 1,116,002.70 and 294,864.90 is: 442,080.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,366.30 : 1,116,002.70 = 294,864.90 : x
  2. Step 2: Convert to fraction form
    744,366.30/1,116,002.70 = 294,864.90/x
  3. Step 3: Cross multiply
    744,366.30x = 1,116,002.70 × 294,864.90
  4. Step 4: Simplify right side
    744,366.30x = 329,070,024,535.23
  5. Step 5: Solve for x
    x = 329,070,024,535.23/744,366.30
  6. Step 6: Final answer
    x = 442,080.77

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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.