Home / 1,031,314.92-1,423,300.32-572,472.60

Finding the Fourth Proportional to 1,031,314.92, 1,423,300.32 and 572,472.60

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Solution

The fourth proportional to 1,031,314.92, 1,423,300.32 and 572,472.60 is: 790,059.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,314.92 : 1,423,300.32 = 572,472.60 : x
  2. Step 2: Convert to fraction form
    1,031,314.92/1,423,300.32 = 572,472.60/x
  3. Step 3: Cross multiply
    1,031,314.92x = 1,423,300.32 × 572,472.60
  4. Step 4: Simplify right side
    1,031,314.92x = 814,800,434,771.23
  5. Step 5: Solve for x
    x = 814,800,434,771.23/1,031,314.92
  6. Step 6: Final answer
    x = 790,059.78

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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.