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Finding the Fourth Proportional to 344,839.65, 475,722.41 and 249,194.85

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Solution

The fourth proportional to 344,839.65, 475,722.41 and 249,194.85 is: 343,775.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,839.65 : 475,722.41 = 249,194.85 : x
  2. Step 2: Convert to fraction form
    344,839.65/475,722.41 = 249,194.85/x
  3. Step 3: Cross multiply
    344,839.65x = 475,722.41 × 249,194.85
  4. Step 4: Simplify right side
    344,839.65x = 118,547,574,601.59
  5. Step 5: Solve for x
    x = 118,547,574,601.59/344,839.65
  6. Step 6: Final answer
    x = 343,775.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.