Home / 467,648.06-645,354.02-252,788.12

Finding the Fourth Proportional to 467,648.06, 645,354.02 and 252,788.12

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Solution

The fourth proportional to 467,648.06, 645,354.02 and 252,788.12 is: 348,847.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,648.06 : 645,354.02 = 252,788.12 : x
  2. Step 2: Convert to fraction form
    467,648.06/645,354.02 = 252,788.12/x
  3. Step 3: Cross multiply
    467,648.06x = 645,354.02 × 252,788.12
  4. Step 4: Simplify right side
    467,648.06x = 163,137,829,450.24
  5. Step 5: Solve for x
    x = 163,137,829,450.24/467,648.06
  6. Step 6: Final answer
    x = 348,847.44

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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.