Home / 1,005,831.27-1,508,795.10-331,972.83

Finding the Fourth Proportional to 1,005,831.27, 1,508,795.10 and 331,972.83

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Solution

The fourth proportional to 1,005,831.27, 1,508,795.10 and 331,972.83 is: 497,975.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,831.27 : 1,508,795.10 = 331,972.83 : x
  2. Step 2: Convert to fraction form
    1,005,831.27/1,508,795.10 = 331,972.83/x
  3. Step 3: Cross multiply
    1,005,831.27x = 1,508,795.10 × 331,972.83
  4. Step 4: Simplify right side
    1,005,831.27x = 500,878,979,237.13
  5. Step 5: Solve for x
    x = 500,878,979,237.13/1,005,831.27
  6. Step 6: Final answer
    x = 497,975.15

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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.