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Finding the Fourth Proportional to 355,775.69, 533,838.88 and 166,249.13

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Solution

The fourth proportional to 355,775.69, 533,838.88 and 166,249.13 is: 249,455.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,775.69 : 533,838.88 = 166,249.13 : x
  2. Step 2: Convert to fraction form
    355,775.69/533,838.88 = 166,249.13/x
  3. Step 3: Cross multiply
    355,775.69x = 533,838.88 × 166,249.13
  4. Step 4: Simplify right side
    355,775.69x = 88,750,250,935.48
  5. Step 5: Solve for x
    x = 88,750,250,935.48/355,775.69
  6. Step 6: Final answer
    x = 249,455.63

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1.5x scale

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.