Home / 315,932.58-473,928.57-116,256.78

Finding the Fourth Proportional to 315,932.58, 473,928.57 and 116,256.78

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Solution

The fourth proportional to 315,932.58, 473,928.57 and 116,256.78 is: 174,396.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,932.58 : 473,928.57 = 116,256.78 : x
  2. Step 2: Convert to fraction form
    315,932.58/473,928.57 = 116,256.78/x
  3. Step 3: Cross multiply
    315,932.58x = 473,928.57 × 116,256.78
  4. Step 4: Simplify right side
    315,932.58x = 55,097,409,498.20
  5. Step 5: Solve for x
    x = 55,097,409,498.20/315,932.58
  6. Step 6: Final answer
    x = 174,396.10

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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.