Home / 309,917.54-464,875.55-174,920.41

Finding the Fourth Proportional to 309,917.54, 464,875.55 and 174,920.41

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Solution

The fourth proportional to 309,917.54, 464,875.55 and 174,920.41 is: 262,380.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,917.54 : 464,875.55 = 174,920.41 : x
  2. Step 2: Convert to fraction form
    309,917.54/464,875.55 = 174,920.41/x
  3. Step 3: Cross multiply
    309,917.54x = 464,875.55 × 174,920.41
  4. Step 4: Simplify right side
    309,917.54x = 81,316,218,606.00
  5. Step 5: Solve for x
    x = 81,316,218,606.00/309,917.54
  6. Step 6: Final answer
    x = 262,380.18

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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.