Home / 998,476.40-1,497,714.60-288,527.60

Finding the Fourth Proportional to 998,476.40, 1,497,714.60 and 288,527.60

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Solution

The fourth proportional to 998,476.40, 1,497,714.60 and 288,527.60 is: 432,791.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,476.40 : 1,497,714.60 = 288,527.60 : x
  2. Step 2: Convert to fraction form
    998,476.40/1,497,714.60 = 288,527.60/x
  3. Step 3: Cross multiply
    998,476.40x = 1,497,714.60 × 288,527.60
  4. Step 4: Simplify right side
    998,476.40x = 432,131,999,022.96
  5. Step 5: Solve for x
    x = 432,131,999,022.96/998,476.40
  6. Step 6: Final answer
    x = 432,791.40

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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.