Home / 423,787.10-584,581.70-253,922.80

Finding the Fourth Proportional to 423,787.10, 584,581.70 and 253,922.80

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Solution

The fourth proportional to 423,787.10, 584,581.70 and 253,922.80 is: 350,266.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,787.10 : 584,581.70 = 253,922.80 : x
  2. Step 2: Convert to fraction form
    423,787.10/584,581.70 = 253,922.80/x
  3. Step 3: Cross multiply
    423,787.10x = 584,581.70 × 253,922.80
  4. Step 4: Simplify right side
    423,787.10x = 148,438,622,092.76
  5. Step 5: Solve for x
    x = 148,438,622,092.76/423,787.10
  6. Step 6: Final answer
    x = 350,266.97

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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.