Home / 286,428.01-395,207.02-173,248.33

Finding the Fourth Proportional to 286,428.01, 395,207.02 and 173,248.33

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Solution

The fourth proportional to 286,428.01, 395,207.02 and 173,248.33 is: 239,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,428.01 : 395,207.02 = 173,248.33 : x
  2. Step 2: Convert to fraction form
    286,428.01/395,207.02 = 173,248.33/x
  3. Step 3: Cross multiply
    286,428.01x = 395,207.02 × 173,248.33
  4. Step 4: Simplify right side
    286,428.01x = 68,468,956,219.28
  5. Step 5: Solve for x
    x = 68,468,956,219.28/286,428.01
  6. Step 6: Final answer
    x = 239,044.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.