Home / 510,423.31-765,795.87-240,540.54

Finding the Fourth Proportional to 510,423.31, 765,795.87 and 240,540.54

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Solution

The fourth proportional to 510,423.31, 765,795.87 and 240,540.54 is: 360,886.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,423.31 : 765,795.87 = 240,540.54 : x
  2. Step 2: Convert to fraction form
    510,423.31/765,795.87 = 240,540.54/x
  3. Step 3: Cross multiply
    510,423.31x = 765,795.87 × 240,540.54
  4. Step 4: Simplify right side
    510,423.31x = 184,204,954,615.41
  5. Step 5: Solve for x
    x = 184,204,954,615.41/510,423.31
  6. Step 6: Final answer
    x = 360,886.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.