Home / 888,860.25-1,333,306.17-289,819.08

Finding the Fourth Proportional to 888,860.25, 1,333,306.17 and 289,819.08

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Solution

The fourth proportional to 888,860.25, 1,333,306.17 and 289,819.08 is: 434,733.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,860.25 : 1,333,306.17 = 289,819.08 : x
  2. Step 2: Convert to fraction form
    888,860.25/1,333,306.17 = 289,819.08/x
  3. Step 3: Cross multiply
    888,860.25x = 1,333,306.17 × 289,819.08
  4. Step 4: Simplify right side
    888,860.25x = 386,417,567,547.72
  5. Step 5: Solve for x
    x = 386,417,567,547.72/888,860.25
  6. Step 6: Final answer
    x = 434,733.77

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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.