Home / 282,379.32-423,569.13-177,272.10

Finding the Fourth Proportional to 282,379.32, 423,569.13 and 177,272.10

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Solution

The fourth proportional to 282,379.32, 423,569.13 and 177,272.10 is: 265,908.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,379.32 : 423,569.13 = 177,272.10 : x
  2. Step 2: Convert to fraction form
    282,379.32/423,569.13 = 177,272.10/x
  3. Step 3: Cross multiply
    282,379.32x = 423,569.13 × 177,272.10
  4. Step 4: Simplify right side
    282,379.32x = 75,086,989,170.27
  5. Step 5: Solve for x
    x = 75,086,989,170.27/282,379.32
  6. Step 6: Final answer
    x = 265,908.24

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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.