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Finding the Fourth Proportional to 377,411.69, 566,117.54 and 96,929.21

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Solution

The fourth proportional to 377,411.69, 566,117.54 and 96,929.21 is: 145,393.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,411.69 : 566,117.54 = 96,929.21 : x
  2. Step 2: Convert to fraction form
    377,411.69/566,117.54 = 96,929.21/x
  3. Step 3: Cross multiply
    377,411.69x = 566,117.54 × 96,929.21
  4. Step 4: Simplify right side
    377,411.69x = 54,873,325,919.34
  5. Step 5: Solve for x
    x = 54,873,325,919.34/377,411.69
  6. Step 6: Final answer
    x = 145,393.82

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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.