Home / 998,444.20-1,498,994.93-525,461.71

Finding the Fourth Proportional to 998,444.20, 1,498,994.93 and 525,461.71

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Solution

The fourth proportional to 998,444.20, 1,498,994.93 and 525,461.71 is: 788,891.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,444.20 : 1,498,994.93 = 525,461.71 : x
  2. Step 2: Convert to fraction form
    998,444.20/1,498,994.93 = 525,461.71/x
  3. Step 3: Cross multiply
    998,444.20x = 1,498,994.93 × 525,461.71
  4. Step 4: Simplify right side
    998,444.20x = 787,664,432,824.34
  5. Step 5: Solve for x
    x = 787,664,432,824.34/998,444.20
  6. Step 6: Final answer
    x = 788,891.79

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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.