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Finding the Fourth Proportional to 466,880.10, 644,286.06 and 262,930.20

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Solution

The fourth proportional to 466,880.10, 644,286.06 and 262,930.20 is: 362,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,880.10 : 644,286.06 = 262,930.20 : x
  2. Step 2: Convert to fraction form
    466,880.10/644,286.06 = 262,930.20/x
  3. Step 3: Cross multiply
    466,880.10x = 644,286.06 × 262,930.20
  4. Step 4: Simplify right side
    466,880.10x = 169,402,262,613.01
  5. Step 5: Solve for x
    x = 169,402,262,613.01/466,880.10
  6. Step 6: Final answer
    x = 362,838.90

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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.