Home / 369,769.77-510,281.91-200,003.49

Finding the Fourth Proportional to 369,769.77, 510,281.91 and 200,003.49

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Solution

The fourth proportional to 369,769.77, 510,281.91 and 200,003.49 is: 276,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,769.77 : 510,281.91 = 200,003.49 : x
  2. Step 2: Convert to fraction form
    369,769.77/510,281.91 = 200,003.49/x
  3. Step 3: Cross multiply
    369,769.77x = 510,281.91 × 200,003.49
  4. Step 4: Simplify right side
    369,769.77x = 102,058,162,883.87
  5. Step 5: Solve for x
    x = 102,058,162,883.87/369,769.77
  6. Step 6: Final answer
    x = 276,004.61

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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.