Home / 888,646.08-1,333,510.41-319,979.62

Finding the Fourth Proportional to 888,646.08, 1,333,510.41 and 319,979.62

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Solution

The fourth proportional to 888,646.08, 1,333,510.41 and 319,979.62 is: 480,164.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,646.08 : 1,333,510.41 = 319,979.62 : x
  2. Step 2: Convert to fraction form
    888,646.08/1,333,510.41 = 319,979.62/x
  3. Step 3: Cross multiply
    888,646.08x = 1,333,510.41 × 319,979.62
  4. Step 4: Simplify right side
    888,646.08x = 426,696,147,590.29
  5. Step 5: Solve for x
    x = 426,696,147,590.29/888,646.08
  6. Step 6: Final answer
    x = 480,164.33

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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.