Home / 906,058.78-1,358,239.34-306,600.26

Finding the Fourth Proportional to 906,058.78, 1,358,239.34 and 306,600.26

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Solution

The fourth proportional to 906,058.78, 1,358,239.34 and 306,600.26 is: 459,613.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,058.78 : 1,358,239.34 = 306,600.26 : x
  2. Step 2: Convert to fraction form
    906,058.78/1,358,239.34 = 306,600.26/x
  3. Step 3: Cross multiply
    906,058.78x = 1,358,239.34 × 306,600.26
  4. Step 4: Simplify right side
    906,058.78x = 416,436,534,786.23
  5. Step 5: Solve for x
    x = 416,436,534,786.23/906,058.78
  6. Step 6: Final answer
    x = 459,613.16

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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.