Home / 1,153,309.92-1,730,585.28-479,856

Finding the Fourth Proportional to 1,153,309.92, 1,730,585.28 and 479,856

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Solution

The fourth proportional to 1,153,309.92, 1,730,585.28 and 479,856 is: 720,042.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,309.92 : 1,730,585.28 = 479,856 : x
  2. Step 2: Convert to fraction form
    1,153,309.92/1,730,585.28 = 479,856/x
  3. Step 3: Cross multiply
    1,153,309.92x = 1,730,585.28 × 479,856
  4. Step 4: Simplify right side
    1,153,309.92x = 830,431,730,119.68
  5. Step 5: Solve for x
    x = 830,431,730,119.68/1,153,309.92
  6. Step 6: Final answer
    x = 720,042.13

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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.