Home / 1,164,439.11-1,746,658.66-322,990.86

Finding the Fourth Proportional to 1,164,439.11, 1,746,658.66 and 322,990.86

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Solution

The fourth proportional to 1,164,439.11, 1,746,658.66 and 322,990.86 is: 484,486.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,439.11 : 1,746,658.66 = 322,990.86 : x
  2. Step 2: Convert to fraction form
    1,164,439.11/1,746,658.66 = 322,990.86/x
  3. Step 3: Cross multiply
    1,164,439.11x = 1,746,658.66 × 322,990.86
  4. Step 4: Simplify right side
    1,164,439.11x = 564,154,772,371.60
  5. Step 5: Solve for x
    x = 564,154,772,371.60/1,164,439.11
  6. Step 6: Final answer
    x = 484,486.28

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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.