Home / 736,079.06-1,015,805.54-449,757.02

Finding the Fourth Proportional to 736,079.06, 1,015,805.54 and 449,757.02

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Solution

The fourth proportional to 736,079.06, 1,015,805.54 and 449,757.02 is: 620,674.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,079.06 : 1,015,805.54 = 449,757.02 : x
  2. Step 2: Convert to fraction form
    736,079.06/1,015,805.54 = 449,757.02/x
  3. Step 3: Cross multiply
    736,079.06x = 1,015,805.54 × 449,757.02
  4. Step 4: Simplify right side
    736,079.06x = 456,865,676,233.80
  5. Step 5: Solve for x
    x = 456,865,676,233.80/736,079.06
  6. Step 6: Final answer
    x = 620,674.73

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1.5x scale

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.