Home / 615,086.01-848,819.07-343,153.89

Finding the Fourth Proportional to 615,086.01, 848,819.07 and 343,153.89

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Solution

The fourth proportional to 615,086.01, 848,819.07 and 343,153.89 is: 473,552.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,086.01 : 848,819.07 = 343,153.89 : x
  2. Step 2: Convert to fraction form
    615,086.01/848,819.07 = 343,153.89/x
  3. Step 3: Cross multiply
    615,086.01x = 848,819.07 × 343,153.89
  4. Step 4: Simplify right side
    615,086.01x = 291,275,565,776.68
  5. Step 5: Solve for x
    x = 291,275,565,776.68/615,086.01
  6. Step 6: Final answer
    x = 473,552.58

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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.