Home / 1,149,741.74-1,724,532.39-429,946.58

Finding the Fourth Proportional to 1,149,741.74, 1,724,532.39 and 429,946.58

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Solution

The fourth proportional to 1,149,741.74, 1,724,532.39 and 429,946.58 is: 644,889.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,741.74 : 1,724,532.39 = 429,946.58 : x
  2. Step 2: Convert to fraction form
    1,149,741.74/1,724,532.39 = 429,946.58/x
  3. Step 3: Cross multiply
    1,149,741.74x = 1,724,532.39 × 429,946.58
  4. Step 4: Simplify right side
    1,149,741.74x = 741,456,803,179.73
  5. Step 5: Solve for x
    x = 741,456,803,179.73/1,149,741.74
  6. Step 6: Final answer
    x = 644,889.87

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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.