Home / 925,862.24-1,388,905.04-326,700.16

Finding the Fourth Proportional to 925,862.24, 1,388,905.04 and 326,700.16

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Solution

The fourth proportional to 925,862.24, 1,388,905.04 and 326,700.16 is: 490,089.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,862.24 : 1,388,905.04 = 326,700.16 : x
  2. Step 2: Convert to fraction form
    925,862.24/1,388,905.04 = 326,700.16/x
  3. Step 3: Cross multiply
    925,862.24x = 1,388,905.04 × 326,700.16
  4. Step 4: Simplify right side
    925,862.24x = 453,755,498,792.81
  5. Step 5: Solve for x
    x = 453,755,498,792.81/925,862.24
  6. Step 6: Final answer
    x = 490,089.65

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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.