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Finding the Fourth Proportional to 336,643.70, 464,500.17 and 214,184.76

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Solution

The fourth proportional to 336,643.70, 464,500.17 and 214,184.76 is: 295,531.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,643.70 : 464,500.17 = 214,184.76 : x
  2. Step 2: Convert to fraction form
    336,643.70/464,500.17 = 214,184.76/x
  3. Step 3: Cross multiply
    336,643.70x = 464,500.17 × 214,184.76
  4. Step 4: Simplify right side
    336,643.70x = 99,488,855,689.53
  5. Step 5: Solve for x
    x = 99,488,855,689.53/336,643.70
  6. Step 6: Final answer
    x = 295,531.62

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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.