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Finding the Fourth Proportional to 456,644.41, 630,159.85 and 252,695.19

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Solution

The fourth proportional to 456,644.41, 630,159.85 and 252,695.19 is: 348,714.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,644.41 : 630,159.85 = 252,695.19 : x
  2. Step 2: Convert to fraction form
    456,644.41/630,159.85 = 252,695.19/x
  3. Step 3: Cross multiply
    456,644.41x = 630,159.85 × 252,695.19
  4. Step 4: Simplify right side
    456,644.41x = 159,238,362,394.38
  5. Step 5: Solve for x
    x = 159,238,362,394.38/456,644.41
  6. Step 6: Final answer
    x = 348,714.14

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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.