Home / 558,829.53-838,328.13-259,340.84

Finding the Fourth Proportional to 558,829.53, 838,328.13 and 259,340.84

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Solution

The fourth proportional to 558,829.53, 838,328.13 and 259,340.84 is: 389,050.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,829.53 : 838,328.13 = 259,340.84 : x
  2. Step 2: Convert to fraction form
    558,829.53/838,328.13 = 259,340.84/x
  3. Step 3: Cross multiply
    558,829.53x = 838,328.13 × 259,340.84
  4. Step 4: Simplify right side
    558,829.53x = 217,412,720,381.92
  5. Step 5: Solve for x
    x = 217,412,720,381.92/558,829.53
  6. Step 6: Final answer
    x = 389,050.16

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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.