Home / 369,747.77-510,251.96-199,981.89

Finding the Fourth Proportional to 369,747.77, 510,251.96 and 199,981.89

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Solution

The fourth proportional to 369,747.77, 510,251.96 and 199,981.89 is: 275,975.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,747.77 : 510,251.96 = 199,981.89 : x
  2. Step 2: Convert to fraction form
    369,747.77/510,251.96 = 199,981.89/x
  3. Step 3: Cross multiply
    369,747.77x = 510,251.96 × 199,981.89
  4. Step 4: Simplify right side
    369,747.77x = 102,041,151,836.96
  5. Step 5: Solve for x
    x = 102,041,151,836.96/369,747.77
  6. Step 6: Final answer
    x = 275,975.03

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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.