Home / 998,838.16-1,498,300.98-288,937.96

Finding the Fourth Proportional to 998,838.16, 1,498,300.98 and 288,937.96

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Solution

The fourth proportional to 998,838.16, 1,498,300.98 and 288,937.96 is: 433,419.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,838.16 : 1,498,300.98 = 288,937.96 : x
  2. Step 2: Convert to fraction form
    998,838.16/1,498,300.98 = 288,937.96/x
  3. Step 3: Cross multiply
    998,838.16x = 1,498,300.98 × 288,937.96
  4. Step 4: Simplify right side
    998,838.16x = 432,916,028,627.20
  5. Step 5: Solve for x
    x = 432,916,028,627.20/998,838.16
  6. Step 6: Final answer
    x = 433,419.59

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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.