Home / 558,756.13-771,083.46-304,109.14

Finding the Fourth Proportional to 558,756.13, 771,083.46 and 304,109.14

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Solution

The fourth proportional to 558,756.13, 771,083.46 and 304,109.14 is: 419,670.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,756.13 : 771,083.46 = 304,109.14 : x
  2. Step 2: Convert to fraction form
    558,756.13/771,083.46 = 304,109.14/x
  3. Step 3: Cross multiply
    558,756.13x = 771,083.46 × 304,109.14
  4. Step 4: Simplify right side
    558,756.13x = 234,493,526,368.28
  5. Step 5: Solve for x
    x = 234,493,526,368.28/558,756.13
  6. Step 6: Final answer
    x = 419,670.61

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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.