Home / 319,091.27-440,345.96-175,851.32

Finding the Fourth Proportional to 319,091.27, 440,345.96 and 175,851.32

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Solution

The fourth proportional to 319,091.27, 440,345.96 and 175,851.32 is: 242,674.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,091.27 : 440,345.96 = 175,851.32 : x
  2. Step 2: Convert to fraction form
    319,091.27/440,345.96 = 175,851.32/x
  3. Step 3: Cross multiply
    319,091.27x = 440,345.96 × 175,851.32
  4. Step 4: Simplify right side
    319,091.27x = 77,435,416,550.51
  5. Step 5: Solve for x
    x = 77,435,416,550.51/319,091.27
  6. Step 6: Final answer
    x = 242,674.82

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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.