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Finding the Fourth Proportional to 468,463.32, 646,474.01 and 253,598.67

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Solution

The fourth proportional to 468,463.32, 646,474.01 and 253,598.67 is: 349,963.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,463.32 : 646,474.01 = 253,598.67 : x
  2. Step 2: Convert to fraction form
    468,463.32/646,474.01 = 253,598.67/x
  3. Step 3: Cross multiply
    468,463.32x = 646,474.01 × 253,598.67
  4. Step 4: Simplify right side
    468,463.32x = 163,944,949,125.57
  5. Step 5: Solve for x
    x = 163,944,949,125.57/468,463.32
  6. Step 6: Final answer
    x = 349,963.26

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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.