Home / 917,192.80-1,373,024.40-806,600.80

Finding the Fourth Proportional to 917,192.80, 1,373,024.40 and 806,600.80

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Solution

The fourth proportional to 917,192.80, 1,373,024.40 and 806,600.80 is: 1,207,469.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,192.80 : 1,373,024.40 = 806,600.80 : x
  2. Step 2: Convert to fraction form
    917,192.80/1,373,024.40 = 806,600.80/x
  3. Step 3: Cross multiply
    917,192.80x = 1,373,024.40 × 806,600.80
  4. Step 4: Simplify right side
    917,192.80x = 1,107,482,579,459.52
  5. Step 5: Solve for x
    x = 1,107,482,579,459.52/917,192.80
  6. Step 6: Final answer
    x = 1,207,469.77

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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.