Home / 948,237.15-1,422,357.17-387,271.65

Finding the Fourth Proportional to 948,237.15, 1,422,357.17 and 387,271.65

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Solution

The fourth proportional to 948,237.15, 1,422,357.17 and 387,271.65 is: 580,908.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,237.15 : 1,422,357.17 = 387,271.65 : x
  2. Step 2: Convert to fraction form
    948,237.15/1,422,357.17 = 387,271.65/x
  3. Step 3: Cross multiply
    948,237.15x = 1,422,357.17 × 387,271.65
  4. Step 4: Simplify right side
    948,237.15x = 550,838,608,115.23
  5. Step 5: Solve for x
    x = 550,838,608,115.23/948,237.15
  6. Step 6: Final answer
    x = 580,908.07

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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.