Home / 790,446.33-1,185,300.43-284,940.72

Finding the Fourth Proportional to 790,446.33, 1,185,300.43 and 284,940.72

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Solution

The fourth proportional to 790,446.33, 1,185,300.43 and 284,940.72 is: 427,278.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,446.33 : 1,185,300.43 = 284,940.72 : x
  2. Step 2: Convert to fraction form
    790,446.33/1,185,300.43 = 284,940.72/x
  3. Step 3: Cross multiply
    790,446.33x = 1,185,300.43 × 284,940.72
  4. Step 4: Simplify right side
    790,446.33x = 337,740,357,228.16
  5. Step 5: Solve for x
    x = 337,740,357,228.16/790,446.33
  6. Step 6: Final answer
    x = 427,278.04

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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.