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Finding the Fourth Proportional to 473,231.61, 653,061.11 and 303,466.41

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Solution

The fourth proportional to 473,231.61, 653,061.11 and 303,466.41 is: 418,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,231.61 : 653,061.11 = 303,466.41 : x
  2. Step 2: Convert to fraction form
    473,231.61/653,061.11 = 303,466.41/x
  3. Step 3: Cross multiply
    473,231.61x = 653,061.11 × 303,466.41
  4. Step 4: Simplify right side
    473,231.61x = 198,182,109,044.98
  5. Step 5: Solve for x
    x = 198,182,109,044.98/473,231.61
  6. Step 6: Final answer
    x = 418,784.60

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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.