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Finding the Fourth Proportional to 563,122.76, 844,808.70 and 310,273.10

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Solution

The fourth proportional to 563,122.76, 844,808.70 and 310,273.10 is: 465,478.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,122.76 : 844,808.70 = 310,273.10 : x
  2. Step 2: Convert to fraction form
    563,122.76/844,808.70 = 310,273.10/x
  3. Step 3: Cross multiply
    563,122.76x = 844,808.70 × 310,273.10
  4. Step 4: Simplify right side
    563,122.76x = 262,121,408,480.56
  5. Step 5: Solve for x
    x = 262,121,408,480.56/563,122.76
  6. Step 6: Final answer
    x = 465,478.27

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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.