Home / 888,974.19-1,333,325.95-289,934.39

Finding the Fourth Proportional to 888,974.19, 1,333,325.95 and 289,934.39

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Solution

The fourth proportional to 888,974.19, 1,333,325.95 and 289,934.39 is: 434,857.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,974.19 : 1,333,325.95 = 289,934.39 : x
  2. Step 2: Convert to fraction form
    888,974.19/1,333,325.95 = 289,934.39/x
  3. Step 3: Cross multiply
    888,974.19x = 1,333,325.95 × 289,934.39
  4. Step 4: Simplify right side
    888,974.19x = 386,577,048,592.90
  5. Step 5: Solve for x
    x = 386,577,048,592.90/888,974.19
  6. Step 6: Final answer
    x = 434,857.45

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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.