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Finding the Fourth Proportional to 245,911.70, 368,295.86 and 237,388.04

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Solution

The fourth proportional to 245,911.70, 368,295.86 and 237,388.04 is: 355,530.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,911.70 : 368,295.86 = 237,388.04 : x
  2. Step 2: Convert to fraction form
    245,911.70/368,295.86 = 237,388.04/x
  3. Step 3: Cross multiply
    245,911.70x = 368,295.86 × 237,388.04
  4. Step 4: Simplify right side
    245,911.70x = 87,429,032,345.51
  5. Step 5: Solve for x
    x = 87,429,032,345.51/245,911.70
  6. Step 6: Final answer
    x = 355,530.19

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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.