Home / 558,947.02-838,434.27-203,960.92

Finding the Fourth Proportional to 558,947.02, 838,434.27 and 203,960.92

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Solution

The fourth proportional to 558,947.02, 838,434.27 and 203,960.92 is: 305,946.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,947.02 : 838,434.27 = 203,960.92 : x
  2. Step 2: Convert to fraction form
    558,947.02/838,434.27 = 203,960.92/x
  3. Step 3: Cross multiply
    558,947.02x = 838,434.27 × 203,960.92
  4. Step 4: Simplify right side
    558,947.02x = 171,007,825,068.73
  5. Step 5: Solve for x
    x = 171,007,825,068.73/558,947.02
  6. Step 6: Final answer
    x = 305,946.39

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1.5x scale

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.