Home / 513,191.32-708,173.50-283,735.04

Finding the Fourth Proportional to 513,191.32, 708,173.50 and 283,735.04

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Solution

The fourth proportional to 513,191.32, 708,173.50 and 283,735.04 is: 391,537.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,191.32 : 708,173.50 = 283,735.04 : x
  2. Step 2: Convert to fraction form
    513,191.32/708,173.50 = 283,735.04/x
  3. Step 3: Cross multiply
    513,191.32x = 708,173.50 × 283,735.04
  4. Step 4: Simplify right side
    513,191.32x = 200,933,636,349.44
  5. Step 5: Solve for x
    x = 200,933,636,349.44/513,191.32
  6. Step 6: Final answer
    x = 391,537.48

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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.