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Finding the Fourth Proportional to 630,304, 944,925.68 and 293,173.36

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Solution

The fourth proportional to 630,304, 944,925.68 and 293,173.36 is: 439,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,304 : 944,925.68 = 293,173.36 : x
  2. Step 2: Convert to fraction form
    630,304/944,925.68 = 293,173.36/x
  3. Step 3: Cross multiply
    630,304x = 944,925.68 × 293,173.36
  4. Step 4: Simplify right side
    630,304x = 277,027,036,555.89
  5. Step 5: Solve for x
    x = 277,027,036,555.89/630,304
  6. Step 6: Final answer
    x = 439,513.37

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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.