Home / 513,210.41-708,180.43-283,736.27

Finding the Fourth Proportional to 513,210.41, 708,180.43 and 283,736.27

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Solution

The fourth proportional to 513,210.41, 708,180.43 and 283,736.27 is: 391,528.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,210.41 : 708,180.43 = 283,736.27 : x
  2. Step 2: Convert to fraction form
    513,210.41/708,180.43 = 283,736.27/x
  3. Step 3: Cross multiply
    513,210.41x = 708,180.43 × 283,736.27
  4. Step 4: Simplify right side
    513,210.41x = 200,936,473,695.20
  5. Step 5: Solve for x
    x = 200,936,473,695.20/513,210.41
  6. Step 6: Final answer
    x = 391,528.44

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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.