Home / 888,921.04-1,333,326.81-547,429.53

Finding the Fourth Proportional to 888,921.04, 1,333,326.81 and 547,429.53

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Solution

The fourth proportional to 888,921.04, 1,333,326.81 and 547,429.53 is: 821,110.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,921.04 : 1,333,326.81 = 547,429.53 : x
  2. Step 2: Convert to fraction form
    888,921.04/1,333,326.81 = 547,429.53/x
  3. Step 3: Cross multiply
    888,921.04x = 1,333,326.81 × 547,429.53
  4. Step 4: Simplify right side
    888,921.04x = 729,902,468,934.70
  5. Step 5: Solve for x
    x = 729,902,468,934.70/888,921.04
  6. Step 6: Final answer
    x = 821,110.58

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1.5x scale

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.