Home / 927,358.16-1,388,982.04-712,544.92

Finding the Fourth Proportional to 927,358.16, 1,388,982.04 and 712,544.92

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Solution

The fourth proportional to 927,358.16, 1,388,982.04 and 712,544.92 is: 1,067,238.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,358.16 : 1,388,982.04 = 712,544.92 : x
  2. Step 2: Convert to fraction form
    927,358.16/1,388,982.04 = 712,544.92/x
  3. Step 3: Cross multiply
    927,358.16x = 1,388,982.04 × 712,544.92
  4. Step 4: Simplify right side
    927,358.16x = 989,712,096,573.24
  5. Step 5: Solve for x
    x = 989,712,096,573.24/927,358.16
  6. Step 6: Final answer
    x = 1,067,238.25

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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.