Home / 475,621.15-656,362.56-271,699.06

Finding the Fourth Proportional to 475,621.15, 656,362.56 and 271,699.06

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Solution

The fourth proportional to 475,621.15, 656,362.56 and 271,699.06 is: 374,947.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,621.15 : 656,362.56 = 271,699.06 : x
  2. Step 2: Convert to fraction form
    475,621.15/656,362.56 = 271,699.06/x
  3. Step 3: Cross multiply
    475,621.15x = 656,362.56 × 271,699.06
  4. Step 4: Simplify right side
    475,621.15x = 178,333,090,571.19
  5. Step 5: Solve for x
    x = 178,333,090,571.19/475,621.15
  6. Step 6: Final answer
    x = 374,947.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.