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Finding the Fourth Proportional to 340,314.92, 510,156.92 and 150,674.24

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Solution

The fourth proportional to 340,314.92, 510,156.92 and 150,674.24 is: 225,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,314.92 : 510,156.92 = 150,674.24 : x
  2. Step 2: Convert to fraction form
    340,314.92/510,156.92 = 150,674.24/x
  3. Step 3: Cross multiply
    340,314.92x = 510,156.92 × 150,674.24
  4. Step 4: Simplify right side
    340,314.92x = 76,867,506,723.76
  5. Step 5: Solve for x
    x = 76,867,506,723.76/340,314.92
  6. Step 6: Final answer
    x = 225,871.69

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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.