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Finding the Fourth Proportional to 637,329.36, 954,617.91 and 299,864.33

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Solution

The fourth proportional to 637,329.36, 954,617.91 and 299,864.33 is: 449,149.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,329.36 : 954,617.91 = 299,864.33 : x
  2. Step 2: Convert to fraction form
    637,329.36/954,617.91 = 299,864.33/x
  3. Step 3: Cross multiply
    637,329.36x = 954,617.91 × 299,864.33
  4. Step 4: Simplify right side
    637,329.36x = 286,255,857,670.39
  5. Step 5: Solve for x
    x = 286,255,857,670.39/637,329.36
  6. Step 6: Final answer
    x = 449,149.02

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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.