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Finding the Fourth Proportional to 236,443.65, 354,665.49 and 236,443.65

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Solution

The fourth proportional to 236,443.65, 354,665.49 and 236,443.65 is: 354,665.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,443.65 : 354,665.49 = 236,443.65 : x
  2. Step 2: Convert to fraction form
    236,443.65/354,665.49 = 236,443.65/x
  3. Step 3: Cross multiply
    236,443.65x = 354,665.49 × 236,443.65
  4. Step 4: Simplify right side
    236,443.65x = 83,858,402,984.64
  5. Step 5: Solve for x
    x = 83,858,402,984.64/236,443.65
  6. Step 6: Final answer
    x = 354,665.49

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1.5x scale

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.