Home / 493,474.86-740,282.89-151,947.17

Finding the Fourth Proportional to 493,474.86, 740,282.89 and 151,947.17

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Solution

The fourth proportional to 493,474.86, 740,282.89 and 151,947.17 is: 227,942.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,474.86 : 740,282.89 = 151,947.17 : x
  2. Step 2: Convert to fraction form
    493,474.86/740,282.89 = 151,947.17/x
  3. Step 3: Cross multiply
    493,474.86x = 740,282.89 × 151,947.17
  4. Step 4: Simplify right side
    493,474.86x = 112,483,890,134.92
  5. Step 5: Solve for x
    x = 112,483,890,134.92/493,474.86
  6. Step 6: Final answer
    x = 227,942.49

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1.5x scale

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.