Home / 790,523.92-1,090,915.56-427,938.52

Finding the Fourth Proportional to 790,523.92, 1,090,915.56 and 427,938.52

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Solution

The fourth proportional to 790,523.92, 1,090,915.56 and 427,938.52 is: 590,551.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,523.92 : 1,090,915.56 = 427,938.52 : x
  2. Step 2: Convert to fraction form
    790,523.92/1,090,915.56 = 427,938.52/x
  3. Step 3: Cross multiply
    790,523.92x = 1,090,915.56 × 427,938.52
  4. Step 4: Simplify right side
    790,523.92x = 466,844,790,191.37
  5. Step 5: Solve for x
    x = 466,844,790,191.37/790,523.92
  6. Step 6: Final answer
    x = 590,551.12

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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.