Home / 880,089.78-1,214,491.41-477,673.14

Finding the Fourth Proportional to 880,089.78, 1,214,491.41 and 477,673.14

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Solution

The fourth proportional to 880,089.78, 1,214,491.41 and 477,673.14 is: 659,171.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,089.78 : 1,214,491.41 = 477,673.14 : x
  2. Step 2: Convert to fraction form
    880,089.78/1,214,491.41 = 477,673.14/x
  3. Step 3: Cross multiply
    880,089.78x = 1,214,491.41 × 477,673.14
  4. Step 4: Simplify right side
    880,089.78x = 580,129,925,317.73
  5. Step 5: Solve for x
    x = 580,129,925,317.73/880,089.78
  6. Step 6: Final answer
    x = 659,171.30

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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.