Home / 803,491.22-1,108,543.24-459,080.04

Finding the Fourth Proportional to 803,491.22, 1,108,543.24 and 459,080.04

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Solution

The fourth proportional to 803,491.22, 1,108,543.24 and 459,080.04 is: 633,373.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,491.22 : 1,108,543.24 = 459,080.04 : x
  2. Step 2: Convert to fraction form
    803,491.22/1,108,543.24 = 459,080.04/x
  3. Step 3: Cross multiply
    803,491.22x = 1,108,543.24 × 459,080.04
  4. Step 4: Simplify right side
    803,491.22x = 508,910,074,960.93
  5. Step 5: Solve for x
    x = 508,910,074,960.93/803,491.22
  6. Step 6: Final answer
    x = 633,373.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.