Home / 804,437.28-1,205,022.96-626,211.36

Finding the Fourth Proportional to 804,437.28, 1,205,022.96 and 626,211.36

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Solution

The fourth proportional to 804,437.28, 1,205,022.96 and 626,211.36 is: 938,045.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,437.28 : 1,205,022.96 = 626,211.36 : x
  2. Step 2: Convert to fraction form
    804,437.28/1,205,022.96 = 626,211.36/x
  3. Step 3: Cross multiply
    804,437.28x = 1,205,022.96 × 626,211.36
  4. Step 4: Simplify right side
    804,437.28x = 754,599,066,612.83
  5. Step 5: Solve for x
    x = 754,599,066,612.83/804,437.28
  6. Step 6: Final answer
    x = 938,045.87

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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.