Home / 513,225.84-708,247.39-283,793.13

Finding the Fourth Proportional to 513,225.84, 708,247.39 and 283,793.13

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Solution

The fourth proportional to 513,225.84, 708,247.39 and 283,793.13 is: 391,632.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,225.84 : 708,247.39 = 283,793.13 : x
  2. Step 2: Convert to fraction form
    513,225.84/708,247.39 = 283,793.13/x
  3. Step 3: Cross multiply
    513,225.84x = 708,247.39 × 283,793.13
  4. Step 4: Simplify right side
    513,225.84x = 200,995,743,622.43
  5. Step 5: Solve for x
    x = 200,995,743,622.43/513,225.84
  6. Step 6: Final answer
    x = 391,632.16

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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.