Home / 897,722.62-1,239,306.16-558,300.22

Finding the Fourth Proportional to 897,722.62, 1,239,306.16 and 558,300.22

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Solution

The fourth proportional to 897,722.62, 1,239,306.16 and 558,300.22 is: 770,733.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,722.62 : 1,239,306.16 = 558,300.22 : x
  2. Step 2: Convert to fraction form
    897,722.62/1,239,306.16 = 558,300.22/x
  3. Step 3: Cross multiply
    897,722.62x = 1,239,306.16 × 558,300.22
  4. Step 4: Simplify right side
    897,722.62x = 691,904,901,775.36
  5. Step 5: Solve for x
    x = 691,904,901,775.36/897,722.62
  6. Step 6: Final answer
    x = 770,733.51

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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.