Home / 262,483.12-393,133.78-183,947.95

Finding the Fourth Proportional to 262,483.12, 393,133.78 and 183,947.95

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Solution

The fourth proportional to 262,483.12, 393,133.78 and 183,947.95 is: 275,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,483.12 : 393,133.78 = 183,947.95 : x
  2. Step 2: Convert to fraction form
    262,483.12/393,133.78 = 183,947.95/x
  3. Step 3: Cross multiply
    262,483.12x = 393,133.78 × 183,947.95
  4. Step 4: Simplify right side
    262,483.12x = 72,316,152,906.75
  5. Step 5: Solve for x
    x = 72,316,152,906.75/262,483.12
  6. Step 6: Final answer
    x = 275,507.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.