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Finding the Fourth Proportional to 456,773.50, 630,348.83 and 252,838.59

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Solution

The fourth proportional to 456,773.50, 630,348.83 and 252,838.59 is: 348,918.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,773.50 : 630,348.83 = 252,838.59 : x
  2. Step 2: Convert to fraction form
    456,773.50/630,348.83 = 252,838.59/x
  3. Step 3: Cross multiply
    456,773.50x = 630,348.83 × 252,838.59
  4. Step 4: Simplify right side
    456,773.50x = 159,376,509,385.35
  5. Step 5: Solve for x
    x = 159,376,509,385.35/456,773.50
  6. Step 6: Final answer
    x = 348,918.03

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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.