Home / 837,957.52-1,156,395.40-455,990.16

Finding the Fourth Proportional to 837,957.52, 1,156,395.40 and 455,990.16

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Solution

The fourth proportional to 837,957.52, 1,156,395.40 and 455,990.16 is: 629,274.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,957.52 : 1,156,395.40 = 455,990.16 : x
  2. Step 2: Convert to fraction form
    837,957.52/1,156,395.40 = 455,990.16/x
  3. Step 3: Cross multiply
    837,957.52x = 1,156,395.40 × 455,990.16
  4. Step 4: Simplify right side
    837,957.52x = 527,304,923,469.26
  5. Step 5: Solve for x
    x = 527,304,923,469.26/837,957.52
  6. Step 6: Final answer
    x = 629,274.05

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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.