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Finding the Fourth Proportional to 464,239.71, 696,126.29 and 215,096.67

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Solution

The fourth proportional to 464,239.71, 696,126.29 and 215,096.67 is: 322,536.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,239.71 : 696,126.29 = 215,096.67 : x
  2. Step 2: Convert to fraction form
    464,239.71/696,126.29 = 215,096.67/x
  3. Step 3: Cross multiply
    464,239.71x = 696,126.29 × 215,096.67
  4. Step 4: Simplify right side
    464,239.71x = 149,734,445,802.97
  5. Step 5: Solve for x
    x = 149,734,445,802.97/464,239.71
  6. Step 6: Final answer
    x = 322,536.92

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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.