Home / 369,650.05-510,117.62-199,884.17

Finding the Fourth Proportional to 369,650.05, 510,117.62 and 199,884.17

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Solution

The fourth proportional to 369,650.05, 510,117.62 and 199,884.17 is: 275,840.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,650.05 : 510,117.62 = 199,884.17 : x
  2. Step 2: Convert to fraction form
    369,650.05/510,117.62 = 199,884.17/x
  3. Step 3: Cross multiply
    369,650.05x = 510,117.62 × 199,884.17
  4. Step 4: Simplify right side
    369,650.05x = 101,964,437,351.95
  5. Step 5: Solve for x
    x = 101,964,437,351.95/369,650.05
  6. Step 6: Final answer
    x = 275,840.46

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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.