Home / 369,975.35-510,566.43-200,209.47

Finding the Fourth Proportional to 369,975.35, 510,566.43 and 200,209.47

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Solution

The fourth proportional to 369,975.35, 510,566.43 and 200,209.47 is: 276,289.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,975.35 : 510,566.43 = 200,209.47 : x
  2. Step 2: Convert to fraction form
    369,975.35/510,566.43 = 200,209.47/x
  3. Step 3: Cross multiply
    369,975.35x = 510,566.43 × 200,209.47
  4. Step 4: Simplify right side
    369,975.35x = 102,220,234,350.09
  5. Step 5: Solve for x
    x = 102,220,234,350.09/369,975.35
  6. Step 6: Final answer
    x = 276,289.31

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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.