Home / 906,060.78-1,358,242.34-306,602.26

Finding the Fourth Proportional to 906,060.78, 1,358,242.34 and 306,602.26

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Solution

The fourth proportional to 906,060.78, 1,358,242.34 and 306,602.26 is: 459,616.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,060.78 : 1,358,242.34 = 306,602.26 : x
  2. Step 2: Convert to fraction form
    906,060.78/1,358,242.34 = 306,602.26/x
  3. Step 3: Cross multiply
    906,060.78x = 1,358,242.34 × 306,602.26
  4. Step 4: Simplify right side
    906,060.78x = 416,440,171,071.69
  5. Step 5: Solve for x
    x = 416,440,171,071.69/906,060.78
  6. Step 6: Final answer
    x = 459,616.15

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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.