Home / 287,964.54-397,206.05-174,787.29

Finding the Fourth Proportional to 287,964.54, 397,206.05 and 174,787.29

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Solution

The fourth proportional to 287,964.54, 397,206.05 and 174,787.29 is: 241,094.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,964.54 : 397,206.05 = 174,787.29 : x
  2. Step 2: Convert to fraction form
    287,964.54/397,206.05 = 174,787.29/x
  3. Step 3: Cross multiply
    287,964.54x = 397,206.05 × 174,787.29
  4. Step 4: Simplify right side
    287,964.54x = 69,426,568,177.17
  5. Step 5: Solve for x
    x = 69,426,568,177.17/287,964.54
  6. Step 6: Final answer
    x = 241,094.16

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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.