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Finding the Fourth Proportional to 368,476.86, 552,683.54 and 224,345.32

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Solution

The fourth proportional to 368,476.86, 552,683.54 and 224,345.32 is: 336,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,476.86 : 552,683.54 = 224,345.32 : x
  2. Step 2: Convert to fraction form
    368,476.86/552,683.54 = 224,345.32/x
  3. Step 3: Cross multiply
    368,476.86x = 552,683.54 × 224,345.32
  4. Step 4: Simplify right side
    368,476.86x = 123,991,965,640.03
  5. Step 5: Solve for x
    x = 123,991,965,640.03/368,476.86
  6. Step 6: Final answer
    x = 336,498.65

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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.