Home / 1,316,212.60-1,974,439.38-369,576.94

Finding the Fourth Proportional to 1,316,212.60, 1,974,439.38 and 369,576.94

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Solution

The fourth proportional to 1,316,212.60, 1,974,439.38 and 369,576.94 is: 554,399.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,212.60 : 1,974,439.38 = 369,576.94 : x
  2. Step 2: Convert to fraction form
    1,316,212.60/1,974,439.38 = 369,576.94/x
  3. Step 3: Cross multiply
    1,316,212.60x = 1,974,439.38 × 369,576.94
  4. Step 4: Simplify right side
    1,316,212.60x = 729,707,252,555.82
  5. Step 5: Solve for x
    x = 729,707,252,555.82/1,316,212.60
  6. Step 6: Final answer
    x = 554,399.23

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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.