Home / 458,841.45-688,048.13-174,584.91

Finding the Fourth Proportional to 458,841.45, 688,048.13 and 174,584.91

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Solution

The fourth proportional to 458,841.45, 688,048.13 and 174,584.91 is: 261,795.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,841.45 : 688,048.13 = 174,584.91 : x
  2. Step 2: Convert to fraction form
    458,841.45/688,048.13 = 174,584.91/x
  3. Step 3: Cross multiply
    458,841.45x = 688,048.13 × 174,584.91
  4. Step 4: Simplify right side
    458,841.45x = 120,122,816,538.55
  5. Step 5: Solve for x
    x = 120,122,816,538.55/458,841.45
  6. Step 6: Final answer
    x = 261,795.92

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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.