Home / 902,655.43-1,245,792.08-558,602.16

Finding the Fourth Proportional to 902,655.43, 1,245,792.08 and 558,602.16

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Solution

The fourth proportional to 902,655.43, 1,245,792.08 and 558,602.16 is: 770,949.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,655.43 : 1,245,792.08 = 558,602.16 : x
  2. Step 2: Convert to fraction form
    902,655.43/1,245,792.08 = 558,602.16/x
  3. Step 3: Cross multiply
    902,655.43x = 1,245,792.08 × 558,602.16
  4. Step 4: Simplify right side
    902,655.43x = 695,902,143,523.68
  5. Step 5: Solve for x
    x = 695,902,143,523.68/902,655.43
  6. Step 6: Final answer
    x = 770,949.94

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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.