Home / 726,642.86-1,002,199.11-472,076.06

Finding the Fourth Proportional to 726,642.86, 1,002,199.11 and 472,076.06

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Solution

The fourth proportional to 726,642.86, 1,002,199.11 and 472,076.06 is: 651,095.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,642.86 : 1,002,199.11 = 472,076.06 : x
  2. Step 2: Convert to fraction form
    726,642.86/1,002,199.11 = 472,076.06/x
  3. Step 3: Cross multiply
    726,642.86x = 1,002,199.11 × 472,076.06
  4. Step 4: Simplify right side
    726,642.86x = 473,114,207,184.31
  5. Step 5: Solve for x
    x = 473,114,207,184.31/726,642.86
  6. Step 6: Final answer
    x = 651,095.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.