Home / 558,946.02-838,432.77-203,959.92

Finding the Fourth Proportional to 558,946.02, 838,432.77 and 203,959.92

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Solution

The fourth proportional to 558,946.02, 838,432.77 and 203,959.92 is: 305,944.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,946.02 : 838,432.77 = 203,959.92 : x
  2. Step 2: Convert to fraction form
    558,946.02/838,432.77 = 203,959.92/x
  3. Step 3: Cross multiply
    558,946.02x = 838,432.77 × 203,959.92
  4. Step 4: Simplify right side
    558,946.02x = 171,006,684,221.13
  5. Step 5: Solve for x
    x = 171,006,684,221.13/558,946.02
  6. Step 6: Final answer
    x = 305,944.90

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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.