Home / 1,074,468.96-1,611,148.79-316,211.96

Finding the Fourth Proportional to 1,074,468.96, 1,611,148.79 and 316,211.96

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Solution

The fourth proportional to 1,074,468.96, 1,611,148.79 and 316,211.96 is: 474,154.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,468.96 : 1,611,148.79 = 316,211.96 : x
  2. Step 2: Convert to fraction form
    1,074,468.96/1,611,148.79 = 316,211.96/x
  3. Step 3: Cross multiply
    1,074,468.96x = 1,611,148.79 × 316,211.96
  4. Step 4: Simplify right side
    1,074,468.96x = 509,464,521,555.93
  5. Step 5: Solve for x
    x = 509,464,521,555.93/1,074,468.96
  6. Step 6: Final answer
    x = 474,154.71

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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.