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Finding the Fourth Proportional to 563,771.82, 845,542.98 and 208,701.45

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Solution

The fourth proportional to 563,771.82, 845,542.98 and 208,701.45 is: 313,009.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,771.82 : 845,542.98 = 208,701.45 : x
  2. Step 2: Convert to fraction form
    563,771.82/845,542.98 = 208,701.45/x
  3. Step 3: Cross multiply
    563,771.82x = 845,542.98 × 208,701.45
  4. Step 4: Simplify right side
    563,771.82x = 176,466,045,963.32
  5. Step 5: Solve for x
    x = 176,466,045,963.32/563,771.82
  6. Step 6: Final answer
    x = 313,009.70

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Similar ratio
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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.