Home / 1,031,306.92-1,423,289.28-572,464.60

Finding the Fourth Proportional to 1,031,306.92, 1,423,289.28 and 572,464.60

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Solution

The fourth proportional to 1,031,306.92, 1,423,289.28 and 572,464.60 is: 790,048.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,306.92 : 1,423,289.28 = 572,464.60 : x
  2. Step 2: Convert to fraction form
    1,031,306.92/1,423,289.28 = 572,464.60/x
  3. Step 3: Cross multiply
    1,031,306.92x = 1,423,289.28 × 572,464.60
  4. Step 4: Simplify right side
    1,031,306.92x = 814,782,728,359.49
  5. Step 5: Solve for x
    x = 814,782,728,359.49/1,031,306.92
  6. Step 6: Final answer
    x = 790,048.74

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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.