Home / 314,544.08-471,422.66-247,720.29

Finding the Fourth Proportional to 314,544.08, 471,422.66 and 247,720.29

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Solution

The fourth proportional to 314,544.08, 471,422.66 and 247,720.29 is: 371,270.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,544.08 : 471,422.66 = 247,720.29 : x
  2. Step 2: Convert to fraction form
    314,544.08/471,422.66 = 247,720.29/x
  3. Step 3: Cross multiply
    314,544.08x = 471,422.66 × 247,720.29
  4. Step 4: Simplify right side
    314,544.08x = 116,780,956,809.17
  5. Step 5: Solve for x
    x = 116,780,956,809.17/314,544.08
  6. Step 6: Final answer
    x = 371,270.57

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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.