Home / 1,138,600.32-1,708,084.80-350,448

Finding the Fourth Proportional to 1,138,600.32, 1,708,084.80 and 350,448

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Solution

The fourth proportional to 1,138,600.32, 1,708,084.80 and 350,448 is: 525,728.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,600.32 : 1,708,084.80 = 350,448 : x
  2. Step 2: Convert to fraction form
    1,138,600.32/1,708,084.80 = 350,448/x
  3. Step 3: Cross multiply
    1,138,600.32x = 1,708,084.80 × 350,448
  4. Step 4: Simplify right side
    1,138,600.32x = 598,594,901,990.40
  5. Step 5: Solve for x
    x = 598,594,901,990.40/1,138,600.32
  6. Step 6: Final answer
    x = 525,728.73

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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.