Home / 754,902.65-1,041,422.40-448,805.36

Finding the Fourth Proportional to 754,902.65, 1,041,422.40 and 448,805.36

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Solution

The fourth proportional to 754,902.65, 1,041,422.40 and 448,805.36 is: 619,147.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,902.65 : 1,041,422.40 = 448,805.36 : x
  2. Step 2: Convert to fraction form
    754,902.65/1,041,422.40 = 448,805.36/x
  3. Step 3: Cross multiply
    754,902.65x = 1,041,422.40 × 448,805.36
  4. Step 4: Simplify right side
    754,902.65x = 467,395,949,936.95
  5. Step 5: Solve for x
    x = 467,395,949,936.95/754,902.65
  6. Step 6: Final answer
    x = 619,147.32

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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.