Home / 558,844.64-838,326.95-239,029.73

Finding the Fourth Proportional to 558,844.64, 838,326.95 and 239,029.73

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Solution

The fourth proportional to 558,844.64, 838,326.95 and 239,029.73 is: 358,570.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,844.64 : 838,326.95 = 239,029.73 : x
  2. Step 2: Convert to fraction form
    558,844.64/838,326.95 = 239,029.73/x
  3. Step 3: Cross multiply
    558,844.64x = 838,326.95 × 239,029.73
  4. Step 4: Simplify right side
    558,844.64x = 200,385,060,916.16
  5. Step 5: Solve for x
    x = 200,385,060,916.16/558,844.64
  6. Step 6: Final answer
    x = 358,570.25

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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.