Home / 558,801.28-771,162.42-344,065.24

Finding the Fourth Proportional to 558,801.28, 771,162.42 and 344,065.24

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Solution

The fourth proportional to 558,801.28, 771,162.42 and 344,065.24 is: 474,820.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,801.28 : 771,162.42 = 344,065.24 : x
  2. Step 2: Convert to fraction form
    558,801.28/771,162.42 = 344,065.24/x
  3. Step 3: Cross multiply
    558,801.28x = 771,162.42 × 344,065.24
  4. Step 4: Simplify right side
    558,801.28x = 265,330,183,116.28
  5. Step 5: Solve for x
    x = 265,330,183,116.28/558,801.28
  6. Step 6: Final answer
    x = 474,820.29

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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.