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Finding the Fourth Proportional to 383,117.76, 574,674.93 and 116,877.36

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Solution

The fourth proportional to 383,117.76, 574,674.93 and 116,877.36 is: 175,315.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,117.76 : 574,674.93 = 116,877.36 : x
  2. Step 2: Convert to fraction form
    383,117.76/574,674.93 = 116,877.36/x
  3. Step 3: Cross multiply
    383,117.76x = 574,674.93 × 116,877.36
  4. Step 4: Simplify right side
    383,117.76x = 67,166,488,676.58
  5. Step 5: Solve for x
    x = 67,166,488,676.58/383,117.76
  6. Step 6: Final answer
    x = 175,315.52

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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.