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Finding the Fourth Proportional to 563,605.98, 845,394.12 and 164,356.98

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Solution

The fourth proportional to 563,605.98, 845,394.12 and 164,356.98 is: 246,531.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,605.98 : 845,394.12 = 164,356.98 : x
  2. Step 2: Convert to fraction form
    563,605.98/845,394.12 = 164,356.98/x
  3. Step 3: Cross multiply
    563,605.98x = 845,394.12 × 164,356.98
  4. Step 4: Simplify right side
    563,605.98x = 138,946,424,472.96
  5. Step 5: Solve for x
    x = 138,946,424,472.96/563,605.98
  6. Step 6: Final answer
    x = 246,531.14

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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.