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Finding the Fourth Proportional to 637,366.62, 956,072.79 and 216,587.82

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Solution

The fourth proportional to 637,366.62, 956,072.79 and 216,587.82 is: 324,889.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,366.62 : 956,072.79 = 216,587.82 : x
  2. Step 2: Convert to fraction form
    637,366.62/956,072.79 = 216,587.82/x
  3. Step 3: Cross multiply
    637,366.62x = 956,072.79 × 216,587.82
  4. Step 4: Simplify right side
    637,366.62x = 207,073,721,347.42
  5. Step 5: Solve for x
    x = 207,073,721,347.42/637,366.62
  6. Step 6: Final answer
    x = 324,889.50

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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.