Home / 336,677.42-464,614.59-215,818.64

Finding the Fourth Proportional to 336,677.42, 464,614.59 and 215,818.64

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Solution

The fourth proportional to 336,677.42, 464,614.59 and 215,818.64 is: 297,829.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,677.42 : 464,614.59 = 215,818.64 : x
  2. Step 2: Convert to fraction form
    336,677.42/464,614.59 = 215,818.64/x
  3. Step 3: Cross multiply
    336,677.42x = 464,614.59 × 215,818.64
  4. Step 4: Simplify right side
    336,677.42x = 100,272,488,937.96
  5. Step 5: Solve for x
    x = 100,272,488,937.96/336,677.42
  6. Step 6: Final answer
    x = 297,829.56

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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.