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Finding the Fourth Proportional to 335,077.56, 502,485.12 and 124,600.68

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Solution

The fourth proportional to 335,077.56, 502,485.12 and 124,600.68 is: 186,852.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,077.56 : 502,485.12 = 124,600.68 : x
  2. Step 2: Convert to fraction form
    335,077.56/502,485.12 = 124,600.68/x
  3. Step 3: Cross multiply
    335,077.56x = 502,485.12 × 124,600.68
  4. Step 4: Simplify right side
    335,077.56x = 62,609,987,641.88
  5. Step 5: Solve for x
    x = 62,609,987,641.88/335,077.56
  6. Step 6: Final answer
    x = 186,852.23

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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.