Home / 754,268.50-1,132,146.32-554,026.78

Finding the Fourth Proportional to 754,268.50, 1,132,146.32 and 554,026.78

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Solution

The fourth proportional to 754,268.50, 1,132,146.32 and 554,026.78 is: 831,586.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,268.50 : 1,132,146.32 = 554,026.78 : x
  2. Step 2: Convert to fraction form
    754,268.50/1,132,146.32 = 554,026.78/x
  3. Step 3: Cross multiply
    754,268.50x = 1,132,146.32 × 554,026.78
  4. Step 4: Simplify right side
    754,268.50x = 627,239,380,158.45
  5. Step 5: Solve for x
    x = 627,239,380,158.45/754,268.50
  6. Step 6: Final answer
    x = 831,586.34

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1.5x scale

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.