Home / 836,271.11-1,154,017.17-473,687.69

Finding the Fourth Proportional to 836,271.11, 1,154,017.17 and 473,687.69

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Solution

The fourth proportional to 836,271.11, 1,154,017.17 and 473,687.69 is: 653,668.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,271.11 : 1,154,017.17 = 473,687.69 : x
  2. Step 2: Convert to fraction form
    836,271.11/1,154,017.17 = 473,687.69/x
  3. Step 3: Cross multiply
    836,271.11x = 1,154,017.17 × 473,687.69
  4. Step 4: Simplify right side
    836,271.11x = 546,643,721,707.55
  5. Step 5: Solve for x
    x = 546,643,721,707.55/836,271.11
  6. Step 6: Final answer
    x = 653,668.07

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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.