Home / 336,423.67-464,148.23-215,631.56

Finding the Fourth Proportional to 336,423.67, 464,148.23 and 215,631.56

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Solution

The fourth proportional to 336,423.67, 464,148.23 and 215,631.56 is: 297,496.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,423.67 : 464,148.23 = 215,631.56 : x
  2. Step 2: Convert to fraction form
    336,423.67/464,148.23 = 215,631.56/x
  3. Step 3: Cross multiply
    336,423.67x = 464,148.23 × 215,631.56
  4. Step 4: Simplify right side
    336,423.67x = 100,085,006,988.35
  5. Step 5: Solve for x
    x = 100,085,006,988.35/336,423.67
  6. Step 6: Final answer
    x = 297,496.93

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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.