Home / 762,250.94-1,051,954.20-422,719.19

Finding the Fourth Proportional to 762,250.94, 1,051,954.20 and 422,719.19

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Solution

The fourth proportional to 762,250.94, 1,051,954.20 and 422,719.19 is: 583,379.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,250.94 : 1,051,954.20 = 422,719.19 : x
  2. Step 2: Convert to fraction form
    762,250.94/1,051,954.20 = 422,719.19/x
  3. Step 3: Cross multiply
    762,250.94x = 1,051,954.20 × 422,719.19
  4. Step 4: Simplify right side
    762,250.94x = 444,681,225,227.50
  5. Step 5: Solve for x
    x = 444,681,225,227.50/762,250.94
  6. Step 6: Final answer
    x = 583,379.04

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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.