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Finding the Fourth Proportional to 456,773.19, 630,330.91 and 252,824.51

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Solution

The fourth proportional to 456,773.19, 630,330.91 and 252,824.51 is: 348,888.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,773.19 : 630,330.91 = 252,824.51 : x
  2. Step 2: Convert to fraction form
    456,773.19/630,330.91 = 252,824.51/x
  3. Step 3: Cross multiply
    456,773.19x = 630,330.91 × 252,824.51
  4. Step 4: Simplify right side
    456,773.19x = 159,363,103,458.60
  5. Step 5: Solve for x
    x = 159,363,103,458.60/456,773.19
  6. Step 6: Final answer
    x = 348,888.92

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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.