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Finding the Fourth Proportional to 466,566.34, 643,881.97 and 262,630.42

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Solution

The fourth proportional to 466,566.34, 643,881.97 and 262,630.42 is: 362,441.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,566.34 : 643,881.97 = 262,630.42 : x
  2. Step 2: Convert to fraction form
    466,566.34/643,881.97 = 262,630.42/x
  3. Step 3: Cross multiply
    466,566.34x = 643,881.97 × 262,630.42
  4. Step 4: Simplify right side
    466,566.34x = 169,102,992,211.53
  5. Step 5: Solve for x
    x = 169,102,992,211.53/466,566.34
  6. Step 6: Final answer
    x = 362,441.47

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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.