Home / 880,039.52-1,214,454.24-477,631.52

Finding the Fourth Proportional to 880,039.52, 1,214,454.24 and 477,631.52

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Solution

The fourth proportional to 880,039.52, 1,214,454.24 and 477,631.52 is: 659,131.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,039.52 : 1,214,454.24 = 477,631.52 : x
  2. Step 2: Convert to fraction form
    880,039.52/1,214,454.24 = 477,631.52/x
  3. Step 3: Cross multiply
    880,039.52x = 1,214,454.24 × 477,631.52
  4. Step 4: Simplify right side
    880,039.52x = 580,061,624,621.65
  5. Step 5: Solve for x
    x = 580,061,624,621.65/880,039.52
  6. Step 6: Final answer
    x = 659,131.34

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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.