Home / 998,465.90-1,496,714.70-492,612.80

Finding the Fourth Proportional to 998,465.90, 1,496,714.70 and 492,612.80

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Solution

The fourth proportional to 998,465.90, 1,496,714.70 and 492,612.80 is: 738,433.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,465.90 : 1,496,714.70 = 492,612.80 : x
  2. Step 2: Convert to fraction form
    998,465.90/1,496,714.70 = 492,612.80/x
  3. Step 3: Cross multiply
    998,465.90x = 1,496,714.70 × 492,612.80
  4. Step 4: Simplify right side
    998,465.90x = 737,300,819,168.16
  5. Step 5: Solve for x
    x = 737,300,819,168.16/998,465.90
  6. Step 6: Final answer
    x = 738,433.65

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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.