Home / 460,608.50-690,817.44-123,569.26

Finding the Fourth Proportional to 460,608.50, 690,817.44 and 123,569.26

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Solution

The fourth proportional to 460,608.50, 690,817.44 and 123,569.26 is: 185,328.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,608.50 : 690,817.44 = 123,569.26 : x
  2. Step 2: Convert to fraction form
    460,608.50/690,817.44 = 123,569.26/x
  3. Step 3: Cross multiply
    460,608.50x = 690,817.44 × 123,569.26
  4. Step 4: Simplify right side
    460,608.50x = 85,363,799,855.89
  5. Step 5: Solve for x
    x = 85,363,799,855.89/460,608.50
  6. Step 6: Final answer
    x = 185,328.32

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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.