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Finding the Fourth Proportional to 563,544.87, 845,365.43 and 310,999.67

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Solution

The fourth proportional to 563,544.87, 845,365.43 and 310,999.67 is: 466,526.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,544.87 : 845,365.43 = 310,999.67 : x
  2. Step 2: Convert to fraction form
    563,544.87/845,365.43 = 310,999.67/x
  3. Step 3: Cross multiply
    563,544.87x = 845,365.43 × 310,999.67
  4. Step 4: Simplify right side
    563,544.87x = 262,908,369,759.41
  5. Step 5: Solve for x
    x = 262,908,369,759.41/563,544.87
  6. Step 6: Final answer
    x = 466,526.06

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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.