Home / 335,065.02-501,875.79-157,305.66

Finding the Fourth Proportional to 335,065.02, 501,875.79 and 157,305.66

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Solution

The fourth proportional to 335,065.02, 501,875.79 and 157,305.66 is: 235,619.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,065.02 : 501,875.79 = 157,305.66 : x
  2. Step 2: Convert to fraction form
    335,065.02/501,875.79 = 157,305.66/x
  3. Step 3: Cross multiply
    335,065.02x = 501,875.79 × 157,305.66
  4. Step 4: Simplify right side
    335,065.02x = 78,947,902,383.97
  5. Step 5: Solve for x
    x = 78,947,902,383.97/335,065.02
  6. Step 6: Final answer
    x = 235,619.65

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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.