Home / 542,043.95-747,995.45-297,027.25

Finding the Fourth Proportional to 542,043.95, 747,995.45 and 297,027.25

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Solution

The fourth proportional to 542,043.95, 747,995.45 and 297,027.25 is: 409,883.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,043.95 : 747,995.45 = 297,027.25 : x
  2. Step 2: Convert to fraction form
    542,043.95/747,995.45 = 297,027.25/x
  3. Step 3: Cross multiply
    542,043.95x = 747,995.45 × 297,027.25
  4. Step 4: Simplify right side
    542,043.95x = 222,175,028,170.89
  5. Step 5: Solve for x
    x = 222,175,028,170.89/542,043.95
  6. Step 6: Final answer
    x = 409,883.79

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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.