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Finding the Fourth Proportional to 563,543.87, 845,363.93 and 310,998.67

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Solution

The fourth proportional to 563,543.87, 845,363.93 and 310,998.67 is: 466,524.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,543.87 : 845,363.93 = 310,998.67 : x
  2. Step 2: Convert to fraction form
    563,543.87/845,363.93 = 310,998.67/x
  3. Step 3: Cross multiply
    563,543.87x = 845,363.93 × 310,998.67
  4. Step 4: Simplify right side
    563,543.87x = 262,907,054,227.57
  5. Step 5: Solve for x
    x = 262,907,054,227.57/563,543.87
  6. Step 6: Final answer
    x = 466,524.56

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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.