Home / 754,787.25-1,041,606.41-415,248.21

Finding the Fourth Proportional to 754,787.25, 1,041,606.41 and 415,248.21

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Solution

The fourth proportional to 754,787.25, 1,041,606.41 and 415,248.21 is: 573,042.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,787.25 : 1,041,606.41 = 415,248.21 : x
  2. Step 2: Convert to fraction form
    754,787.25/1,041,606.41 = 415,248.21/x
  3. Step 3: Cross multiply
    754,787.25x = 1,041,606.41 × 415,248.21
  4. Step 4: Simplify right side
    754,787.25x = 432,525,195,200.79
  5. Step 5: Solve for x
    x = 432,525,195,200.79/754,787.25
  6. Step 6: Final answer
    x = 573,042.53

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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.