Home / 668,056.14-1,002,069.65-162,619.79

Finding the Fourth Proportional to 668,056.14, 1,002,069.65 and 162,619.79

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Solution

The fourth proportional to 668,056.14, 1,002,069.65 and 162,619.79 is: 243,926.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,056.14 : 1,002,069.65 = 162,619.79 : x
  2. Step 2: Convert to fraction form
    668,056.14/1,002,069.65 = 162,619.79/x
  3. Step 3: Cross multiply
    668,056.14x = 1,002,069.65 × 162,619.79
  4. Step 4: Simplify right side
    668,056.14x = 162,956,351,444.58
  5. Step 5: Solve for x
    x = 162,956,351,444.58/668,056.14
  6. Step 6: Final answer
    x = 243,926.13

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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.