Home / 982,126.36-1,473,411.19-299,074.31

Finding the Fourth Proportional to 982,126.36, 1,473,411.19 and 299,074.31

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Solution

The fourth proportional to 982,126.36, 1,473,411.19 and 299,074.31 is: 448,678.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,126.36 : 1,473,411.19 = 299,074.31 : x
  2. Step 2: Convert to fraction form
    982,126.36/1,473,411.19 = 299,074.31/x
  3. Step 3: Cross multiply
    982,126.36x = 1,473,411.19 × 299,074.31
  4. Step 4: Simplify right side
    982,126.36x = 440,659,438,492.14
  5. Step 5: Solve for x
    x = 440,659,438,492.14/982,126.36
  6. Step 6: Final answer
    x = 448,678.97

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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.