Home / 347,934.07-480,140.86-204,703.32

Finding the Fourth Proportional to 347,934.07, 480,140.86 and 204,703.32

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Solution

The fourth proportional to 347,934.07, 480,140.86 and 204,703.32 is: 282,485.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,934.07 : 480,140.86 = 204,703.32 : x
  2. Step 2: Convert to fraction form
    347,934.07/480,140.86 = 204,703.32/x
  3. Step 3: Cross multiply
    347,934.07x = 480,140.86 × 204,703.32
  4. Step 4: Simplify right side
    347,934.07x = 98,286,428,109.66
  5. Step 5: Solve for x
    x = 98,286,428,109.66/347,934.07
  6. Step 6: Final answer
    x = 282,485.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.