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Finding the Fourth Proportional to 560,347.52, 840,629.28 and 181,362.32

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Solution

The fourth proportional to 560,347.52, 840,629.28 and 181,362.32 is: 272,078.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,347.52 : 840,629.28 = 181,362.32 : x
  2. Step 2: Convert to fraction form
    560,347.52/840,629.28 = 181,362.32/x
  3. Step 3: Cross multiply
    560,347.52x = 840,629.28 × 181,362.32
  4. Step 4: Simplify right side
    560,347.52x = 152,458,476,480.73
  5. Step 5: Solve for x
    x = 152,458,476,480.73/560,347.52
  6. Step 6: Final answer
    x = 272,078.44

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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.