Home / 875,844.36-1,208,667.42-493,877.52

Finding the Fourth Proportional to 875,844.36, 1,208,667.42 and 493,877.52

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Solution

The fourth proportional to 875,844.36, 1,208,667.42 and 493,877.52 is: 681,552.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,844.36 : 1,208,667.42 = 493,877.52 : x
  2. Step 2: Convert to fraction form
    875,844.36/1,208,667.42 = 493,877.52/x
  3. Step 3: Cross multiply
    875,844.36x = 1,208,667.42 × 493,877.52
  4. Step 4: Simplify right side
    875,844.36x = 596,933,667,894.40
  5. Step 5: Solve for x
    x = 596,933,667,894.40/875,844.36
  6. Step 6: Final answer
    x = 681,552.22

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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.