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Finding the Fourth Proportional to 631,597.50, 947,400.35 and 252,550.08

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Solution

The fourth proportional to 631,597.50, 947,400.35 and 252,550.08 is: 378,826.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,597.50 : 947,400.35 = 252,550.08 : x
  2. Step 2: Convert to fraction form
    631,597.50/947,400.35 = 252,550.08/x
  3. Step 3: Cross multiply
    631,597.50x = 947,400.35 × 252,550.08
  4. Step 4: Simplify right side
    631,597.50x = 239,266,034,184.53
  5. Step 5: Solve for x
    x = 239,266,034,184.53/631,597.50
  6. Step 6: Final answer
    x = 378,826.76

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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.