Home / 1,158,175.80-1,737,263.70-316,727.55

Finding the Fourth Proportional to 1,158,175.80, 1,737,263.70 and 316,727.55

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Solution

The fourth proportional to 1,158,175.80, 1,737,263.70 and 316,727.55 is: 475,091.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,175.80 : 1,737,263.70 = 316,727.55 : x
  2. Step 2: Convert to fraction form
    1,158,175.80/1,737,263.70 = 316,727.55/x
  3. Step 3: Cross multiply
    1,158,175.80x = 1,737,263.70 × 316,727.55
  4. Step 4: Simplify right side
    1,158,175.80x = 550,239,275,404.94
  5. Step 5: Solve for x
    x = 550,239,275,404.94/1,158,175.80
  6. Step 6: Final answer
    x = 475,091.33

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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.