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Finding the Fourth Proportional to 456,687.83, 630,230.41 and 252,752.82

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Solution

The fourth proportional to 456,687.83, 630,230.41 and 252,752.82 is: 348,799.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,687.83 : 630,230.41 = 252,752.82 : x
  2. Step 2: Convert to fraction form
    456,687.83/630,230.41 = 252,752.82/x
  3. Step 3: Cross multiply
    456,687.83x = 630,230.41 × 252,752.82
  4. Step 4: Simplify right side
    456,687.83x = 159,292,511,329.83
  5. Step 5: Solve for x
    x = 159,292,511,329.83/456,687.83
  6. Step 6: Final answer
    x = 348,799.55

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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.