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Finding the Fourth Proportional to 240,134.17, 359,879.28 and 186,890.44

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Solution

The fourth proportional to 240,134.17, 359,879.28 and 186,890.44 is: 280,085.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,134.17 : 359,879.28 = 186,890.44 : x
  2. Step 2: Convert to fraction form
    240,134.17/359,879.28 = 186,890.44/x
  3. Step 3: Cross multiply
    240,134.17x = 359,879.28 × 186,890.44
  4. Step 4: Simplify right side
    240,134.17x = 67,257,996,986.08
  5. Step 5: Solve for x
    x = 67,257,996,986.08/240,134.17
  6. Step 6: Final answer
    x = 280,085.07

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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.