Home / 313,284.69-432,321.24-170,041.65

Finding the Fourth Proportional to 313,284.69, 432,321.24 and 170,041.65

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Solution

The fourth proportional to 313,284.69, 432,321.24 and 170,041.65 is: 234,651.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,284.69 : 432,321.24 = 170,041.65 : x
  2. Step 2: Convert to fraction form
    313,284.69/432,321.24 = 170,041.65/x
  3. Step 3: Cross multiply
    313,284.69x = 432,321.24 × 170,041.65
  4. Step 4: Simplify right side
    313,284.69x = 73,512,616,979.65
  5. Step 5: Solve for x
    x = 73,512,616,979.65/313,284.69
  6. Step 6: Final answer
    x = 234,651.16

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1.5x scale

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.