Home / 929,232.64-1,393,249.92-397,100.80

Finding the Fourth Proportional to 929,232.64, 1,393,249.92 and 397,100.80

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Solution

The fourth proportional to 929,232.64, 1,393,249.92 and 397,100.80 is: 595,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,232.64 : 1,393,249.92 = 397,100.80 : x
  2. Step 2: Convert to fraction form
    929,232.64/1,393,249.92 = 397,100.80/x
  3. Step 3: Cross multiply
    929,232.64x = 1,393,249.92 × 397,100.80
  4. Step 4: Simplify right side
    929,232.64x = 553,260,657,831.94
  5. Step 5: Solve for x
    x = 553,260,657,831.94/929,232.64
  6. Step 6: Final answer
    x = 595,395.20

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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.