Home / 855,894.34-1,181,119.75-473,912.92

Finding the Fourth Proportional to 855,894.34, 1,181,119.75 and 473,912.92

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Solution

The fourth proportional to 855,894.34, 1,181,119.75 and 473,912.92 is: 653,991.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,894.34 : 1,181,119.75 = 473,912.92 : x
  2. Step 2: Convert to fraction form
    855,894.34/1,181,119.75 = 473,912.92/x
  3. Step 3: Cross multiply
    855,894.34x = 1,181,119.75 × 473,912.92
  4. Step 4: Simplify right side
    855,894.34x = 559,747,909,592.17
  5. Step 5: Solve for x
    x = 559,747,909,592.17/855,894.34
  6. Step 6: Final answer
    x = 653,991.83

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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.