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Finding the Fourth Proportional to 427,702.28, 590,360.60 and 246,535.29

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Solution

The fourth proportional to 427,702.28, 590,360.60 and 246,535.29 is: 340,294.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,702.28 : 590,360.60 = 246,535.29 : x
  2. Step 2: Convert to fraction form
    427,702.28/590,360.60 = 246,535.29/x
  3. Step 3: Cross multiply
    427,702.28x = 590,360.60 × 246,535.29
  4. Step 4: Simplify right side
    427,702.28x = 145,544,720,492.90
  5. Step 5: Solve for x
    x = 145,544,720,492.90/427,702.28
  6. Step 6: Final answer
    x = 340,294.47

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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.