Home / 558,948.26-838,436.15-203,962.19

Finding the Fourth Proportional to 558,948.26, 838,436.15 and 203,962.19

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Solution

The fourth proportional to 558,948.26, 838,436.15 and 203,962.19 is: 305,948.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,948.26 : 838,436.15 = 203,962.19 : x
  2. Step 2: Convert to fraction form
    558,948.26/838,436.15 = 203,962.19/x
  3. Step 3: Cross multiply
    558,948.26x = 838,436.15 × 203,962.19
  4. Step 4: Simplify right side
    558,948.26x = 171,009,269,646.89
  5. Step 5: Solve for x
    x = 171,009,269,646.89/558,948.26
  6. Step 6: Final answer
    x = 305,948.30

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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.