Home / 615,110.87-848,833.75-360,631.55

Finding the Fourth Proportional to 615,110.87, 848,833.75 and 360,631.55

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Solution

The fourth proportional to 615,110.87, 848,833.75 and 360,631.55 is: 497,660.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,110.87 : 848,833.75 = 360,631.55 : x
  2. Step 2: Convert to fraction form
    615,110.87/848,833.75 = 360,631.55/x
  3. Step 3: Cross multiply
    615,110.87x = 848,833.75 × 360,631.55
  4. Step 4: Simplify right side
    615,110.87x = 306,116,230,954.81
  5. Step 5: Solve for x
    x = 306,116,230,954.81/615,110.87
  6. Step 6: Final answer
    x = 497,660.25

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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.