Home / 804,079.32-1,206,118.98-626,720.10

Finding the Fourth Proportional to 804,079.32, 1,206,118.98 and 626,720.10

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Solution

The fourth proportional to 804,079.32, 1,206,118.98 and 626,720.10 is: 940,080.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,079.32 : 1,206,118.98 = 626,720.10 : x
  2. Step 2: Convert to fraction form
    804,079.32/1,206,118.98 = 626,720.10/x
  3. Step 3: Cross multiply
    804,079.32x = 1,206,118.98 × 626,720.10
  4. Step 4: Simplify right side
    804,079.32x = 755,899,007,757.50
  5. Step 5: Solve for x
    x = 755,899,007,757.50/804,079.32
  6. Step 6: Final answer
    x = 940,080.15

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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.