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Finding the Fourth Proportional to 349,591.95, 482,178.83 and 258,951.74

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Solution

The fourth proportional to 349,591.95, 482,178.83 and 258,951.74 is: 357,162.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,591.95 : 482,178.83 = 258,951.74 : x
  2. Step 2: Convert to fraction form
    349,591.95/482,178.83 = 258,951.74/x
  3. Step 3: Cross multiply
    349,591.95x = 482,178.83 × 258,951.74
  4. Step 4: Simplify right side
    349,591.95x = 124,861,043,314.01
  5. Step 5: Solve for x
    x = 124,861,043,314.01/349,591.95
  6. Step 6: Final answer
    x = 357,162.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.