Home / 817,044.20-1,225,566.42-218,007.59

Finding the Fourth Proportional to 817,044.20, 1,225,566.42 and 218,007.59

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Solution

The fourth proportional to 817,044.20, 1,225,566.42 and 218,007.59 is: 327,011.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,044.20 : 1,225,566.42 = 218,007.59 : x
  2. Step 2: Convert to fraction form
    817,044.20/1,225,566.42 = 218,007.59/x
  3. Step 3: Cross multiply
    817,044.20x = 1,225,566.42 × 218,007.59
  4. Step 4: Simplify right side
    817,044.20x = 267,182,774,663.77
  5. Step 5: Solve for x
    x = 267,182,774,663.77/817,044.20
  6. Step 6: Final answer
    x = 327,011.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.