Home / 370,710.42-511,579.86-200,944.50

Finding the Fourth Proportional to 370,710.42, 511,579.86 and 200,944.50

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Solution

The fourth proportional to 370,710.42, 511,579.86 and 200,944.50 is: 277,303.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,710.42 : 511,579.86 = 200,944.50 : x
  2. Step 2: Convert to fraction form
    370,710.42/511,579.86 = 200,944.50/x
  3. Step 3: Cross multiply
    370,710.42x = 511,579.86 × 200,944.50
  4. Step 4: Simplify right side
    370,710.42x = 102,799,159,177.77
  5. Step 5: Solve for x
    x = 102,799,159,177.77/370,710.42
  6. Step 6: Final answer
    x = 277,303.13

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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.