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Finding the Fourth Proportional to 630,551.31, 945,800.50 and 293,476.02

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Solution

The fourth proportional to 630,551.31, 945,800.50 and 293,476.02 is: 440,201.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,551.31 : 945,800.50 = 293,476.02 : x
  2. Step 2: Convert to fraction form
    630,551.31/945,800.50 = 293,476.02/x
  3. Step 3: Cross multiply
    630,551.31x = 945,800.50 × 293,476.02
  4. Step 4: Simplify right side
    630,551.31x = 277,569,766,454.01
  5. Step 5: Solve for x
    x = 277,569,766,454.01/630,551.31
  6. Step 6: Final answer
    x = 440,201.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.