Home / 803,553.32-1,108,822.86-481,255.16

Finding the Fourth Proportional to 803,553.32, 1,108,822.86 and 481,255.16

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Solution

The fourth proportional to 803,553.32, 1,108,822.86 and 481,255.16 is: 664,083.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,553.32 : 1,108,822.86 = 481,255.16 : x
  2. Step 2: Convert to fraction form
    803,553.32/1,108,822.86 = 481,255.16/x
  3. Step 3: Cross multiply
    803,553.32x = 1,108,822.86 × 481,255.16
  4. Step 4: Simplify right side
    803,553.32x = 533,626,722,900.96
  5. Step 5: Solve for x
    x = 533,626,722,900.96/803,553.32
  6. Step 6: Final answer
    x = 664,083.78

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1.5x scale

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.