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Finding the Fourth Proportional to 648,350.59, 972,651.95 and 248,962

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Solution

The fourth proportional to 648,350.59, 972,651.95 and 248,962 is: 373,491.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,350.59 : 972,651.95 = 248,962 : x
  2. Step 2: Convert to fraction form
    648,350.59/972,651.95 = 248,962/x
  3. Step 3: Cross multiply
    648,350.59x = 972,651.95 × 248,962
  4. Step 4: Simplify right side
    648,350.59x = 242,153,374,775.90
  5. Step 5: Solve for x
    x = 242,153,374,775.90/648,350.59
  6. Step 6: Final answer
    x = 373,491.41

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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.