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Finding the Fourth Proportional to 469,229.08, 647,787.40 and 367,037.42

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Solution

The fourth proportional to 469,229.08, 647,787.40 and 367,037.42 is: 506,708.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,229.08 : 647,787.40 = 367,037.42 : x
  2. Step 2: Convert to fraction form
    469,229.08/647,787.40 = 367,037.42/x
  3. Step 3: Cross multiply
    469,229.08x = 647,787.40 × 367,037.42
  4. Step 4: Simplify right side
    469,229.08x = 237,762,216,004.51
  5. Step 5: Solve for x
    x = 237,762,216,004.51/469,229.08
  6. Step 6: Final answer
    x = 506,708.19

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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.