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Finding the Fourth Proportional to 972,440.70, 1,458,004.95 and 467,243.70

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Solution

The fourth proportional to 972,440.70, 1,458,004.95 and 467,243.70 is: 700,550.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,440.70 : 1,458,004.95 = 467,243.70 : x
  2. Step 2: Convert to fraction form
    972,440.70/1,458,004.95 = 467,243.70/x
  3. Step 3: Cross multiply
    972,440.70x = 1,458,004.95 × 467,243.70
  4. Step 4: Simplify right side
    972,440.70x = 681,243,627,456.32
  5. Step 5: Solve for x
    x = 681,243,627,456.32/972,440.70
  6. Step 6: Final answer
    x = 700,550.30

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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.