Home / 754,920-1,132,554.96-256,284

Finding the Fourth Proportional to 754,920, 1,132,554.96 and 256,284

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Solution

The fourth proportional to 754,920, 1,132,554.96 and 256,284 is: 384,485.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,920 : 1,132,554.96 = 256,284 : x
  2. Step 2: Convert to fraction form
    754,920/1,132,554.96 = 256,284/x
  3. Step 3: Cross multiply
    754,920x = 1,132,554.96 × 256,284
  4. Step 4: Simplify right side
    754,920x = 290,255,715,368.64
  5. Step 5: Solve for x
    x = 290,255,715,368.64/754,920
  6. Step 6: Final answer
    x = 384,485.40

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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.