Home / 315,933.08-473,929.32-116,257.28

Finding the Fourth Proportional to 315,933.08, 473,929.32 and 116,257.28

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Solution

The fourth proportional to 315,933.08, 473,929.32 and 116,257.28 is: 174,396.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,933.08 : 473,929.32 = 116,257.28 : x
  2. Step 2: Convert to fraction form
    315,933.08/473,929.32 = 116,257.28/x
  3. Step 3: Cross multiply
    315,933.08x = 473,929.32 × 116,257.28
  4. Step 4: Simplify right side
    315,933.08x = 55,097,733,655.45
  5. Step 5: Solve for x
    x = 55,097,733,655.45/315,933.08
  6. Step 6: Final answer
    x = 174,396.85

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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.