Home / 591,247.40-887,427.90-310,965.80

Finding the Fourth Proportional to 591,247.40, 887,427.90 and 310,965.80

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Solution

The fourth proportional to 591,247.40, 887,427.90 and 310,965.80 is: 466,741.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,247.40 : 887,427.90 = 310,965.80 : x
  2. Step 2: Convert to fraction form
    591,247.40/887,427.90 = 310,965.80/x
  3. Step 3: Cross multiply
    591,247.40x = 887,427.90 × 310,965.80
  4. Step 4: Simplify right side
    591,247.40x = 275,959,726,865.82
  5. Step 5: Solve for x
    x = 275,959,726,865.82/591,247.40
  6. Step 6: Final answer
    x = 466,741.55

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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.