Home / 998,066.10-1,497,293.55-288,117.30

Finding the Fourth Proportional to 998,066.10, 1,497,293.55 and 288,117.30

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Solution

The fourth proportional to 998,066.10, 1,497,293.55 and 288,117.30 is: 432,232.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,066.10 : 1,497,293.55 = 288,117.30 : x
  2. Step 2: Convert to fraction form
    998,066.10/1,497,293.55 = 288,117.30/x
  3. Step 3: Cross multiply
    998,066.10x = 1,497,293.55 × 288,117.30
  4. Step 4: Simplify right side
    998,066.10x = 431,396,174,933.42
  5. Step 5: Solve for x
    x = 431,396,174,933.42/998,066.10
  6. Step 6: Final answer
    x = 432,232.07

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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.