Home / 1,381,495.50-2,072,359.89-384,223.50

Finding the Fourth Proportional to 1,381,495.50, 2,072,359.89 and 384,223.50

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Solution

The fourth proportional to 1,381,495.50, 2,072,359.89 and 384,223.50 is: 576,367.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,495.50 : 2,072,359.89 = 384,223.50 : x
  2. Step 2: Convert to fraction form
    1,381,495.50/2,072,359.89 = 384,223.50/x
  3. Step 3: Cross multiply
    1,381,495.50x = 2,072,359.89 × 384,223.50
  4. Step 4: Simplify right side
    1,381,495.50x = 796,249,370,195.42
  5. Step 5: Solve for x
    x = 796,249,370,195.42/1,381,495.50
  6. Step 6: Final answer
    x = 576,367.69

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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.