Home / 1,031,300.40-1,423,165.50-566,154.12

Finding the Fourth Proportional to 1,031,300.40, 1,423,165.50 and 566,154.12

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Solution

The fourth proportional to 1,031,300.40, 1,423,165.50 and 566,154.12 is: 781,276.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,300.40 : 1,423,165.50 = 566,154.12 : x
  2. Step 2: Convert to fraction form
    1,031,300.40/1,423,165.50 = 566,154.12/x
  3. Step 3: Cross multiply
    1,031,300.40x = 1,423,165.50 × 566,154.12
  4. Step 4: Simplify right side
    1,031,300.40x = 805,731,011,266.86
  5. Step 5: Solve for x
    x = 805,731,011,266.86/1,031,300.40
  6. Step 6: Final answer
    x = 781,276.74

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Double scale
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1.5x scale

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.