Home / 896,439.14-1,342,444.37-668,187.42

Finding the Fourth Proportional to 896,439.14, 1,342,444.37 and 668,187.42

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Solution

The fourth proportional to 896,439.14, 1,342,444.37 and 668,187.42 is: 1,000,630.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,439.14 : 1,342,444.37 = 668,187.42 : x
  2. Step 2: Convert to fraction form
    896,439.14/1,342,444.37 = 668,187.42/x
  3. Step 3: Cross multiply
    896,439.14x = 1,342,444.37 × 668,187.42
  4. Step 4: Simplify right side
    896,439.14x = 897,004,440,083.83
  5. Step 5: Solve for x
    x = 897,004,440,083.83/896,439.14
  6. Step 6: Final answer
    x = 1,000,630.61

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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.