Home / 1,010,391-1,516,231.82-477,943.44

Finding the Fourth Proportional to 1,010,391, 1,516,231.82 and 477,943.44

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Solution

The fourth proportional to 1,010,391, 1,516,231.82 and 477,943.44 is: 717,220.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,391 : 1,516,231.82 = 477,943.44 : x
  2. Step 2: Convert to fraction form
    1,010,391/1,516,231.82 = 477,943.44/x
  3. Step 3: Cross multiply
    1,010,391x = 1,516,231.82 × 477,943.44
  4. Step 4: Simplify right side
    1,010,391x = 724,673,049,498.54
  5. Step 5: Solve for x
    x = 724,673,049,498.54/1,010,391
  6. Step 6: Final answer
    x = 717,220.41

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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.