Home / 874,357.02-1,311,582.33-275,364.82

Finding the Fourth Proportional to 874,357.02, 1,311,582.33 and 275,364.82

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Solution

The fourth proportional to 874,357.02, 1,311,582.33 and 275,364.82 is: 413,061.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,357.02 : 1,311,582.33 = 275,364.82 : x
  2. Step 2: Convert to fraction form
    874,357.02/1,311,582.33 = 275,364.82/x
  3. Step 3: Cross multiply
    874,357.02x = 1,311,582.33 × 275,364.82
  4. Step 4: Simplify right side
    874,357.02x = 361,163,633,855.11
  5. Step 5: Solve for x
    x = 361,163,633,855.11/874,357.02
  6. Step 6: Final answer
    x = 413,061.97

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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.