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Finding the Fourth Proportional to 552,660.30, 829,339.29 and 316,464.30

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Solution

The fourth proportional to 552,660.30, 829,339.29 and 316,464.30 is: 474,896.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,660.30 : 829,339.29 = 316,464.30 : x
  2. Step 2: Convert to fraction form
    552,660.30/829,339.29 = 316,464.30/x
  3. Step 3: Cross multiply
    552,660.30x = 829,339.29 × 316,464.30
  4. Step 4: Simplify right side
    552,660.30x = 262,456,277,872.35
  5. Step 5: Solve for x
    x = 262,456,277,872.35/552,660.30
  6. Step 6: Final answer
    x = 474,896.20

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1.5x scale

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.