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Finding the Fourth Proportional to 435,195.74, 652,979.37 and 245,798.30

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Solution

The fourth proportional to 435,195.74, 652,979.37 and 245,798.30 is: 368,802.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,195.74 : 652,979.37 = 245,798.30 : x
  2. Step 2: Convert to fraction form
    435,195.74/652,979.37 = 245,798.30/x
  3. Step 3: Cross multiply
    435,195.74x = 652,979.37 × 245,798.30
  4. Step 4: Simplify right side
    435,195.74x = 160,501,221,635.26
  5. Step 5: Solve for x
    x = 160,501,221,635.26/435,195.74
  6. Step 6: Final answer
    x = 368,802.37

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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.