Home / 948,595.54-1,422,895.74-387,630.04

Finding the Fourth Proportional to 948,595.54, 1,422,895.74 and 387,630.04

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Solution

The fourth proportional to 948,595.54, 1,422,895.74 and 387,630.04 is: 581,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,595.54 : 1,422,895.74 = 387,630.04 : x
  2. Step 2: Convert to fraction form
    948,595.54/1,422,895.74 = 387,630.04/x
  3. Step 3: Cross multiply
    948,595.54x = 1,422,895.74 × 387,630.04
  4. Step 4: Simplify right side
    948,595.54x = 551,557,132,612.03
  5. Step 5: Solve for x
    x = 551,557,132,612.03/948,595.54
  6. Step 6: Final answer
    x = 581,446.05

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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.