Home / 421,774.80-582,062.28-230,796.24

Finding the Fourth Proportional to 421,774.80, 582,062.28 and 230,796.24

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Solution

The fourth proportional to 421,774.80, 582,062.28 and 230,796.24 is: 318,505.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,774.80 : 582,062.28 = 230,796.24 : x
  2. Step 2: Convert to fraction form
    421,774.80/582,062.28 = 230,796.24/x
  3. Step 3: Cross multiply
    421,774.80x = 582,062.28 × 230,796.24
  4. Step 4: Simplify right side
    421,774.80x = 134,337,785,669.83
  5. Step 5: Solve for x
    x = 134,337,785,669.83/421,774.80
  6. Step 6: Final answer
    x = 318,505.96

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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.