Home / 369,976.76-510,568.38-200,210.89

Finding the Fourth Proportional to 369,976.76, 510,568.38 and 200,210.89

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Solution

The fourth proportional to 369,976.76, 510,568.38 and 200,210.89 is: 276,291.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,976.76 : 510,568.38 = 200,210.89 : x
  2. Step 2: Convert to fraction form
    369,976.76/510,568.38 = 200,210.89/x
  3. Step 3: Cross multiply
    369,976.76x = 510,568.38 × 200,210.89
  4. Step 4: Simplify right side
    369,976.76x = 102,221,348,351.55
  5. Step 5: Solve for x
    x = 102,221,348,351.55/369,976.76
  6. Step 6: Final answer
    x = 276,291.27

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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.