Home / 586,133.14-879,076.68-165,310.60

Finding the Fourth Proportional to 586,133.14, 879,076.68 and 165,310.60

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Solution

The fourth proportional to 586,133.14, 879,076.68 and 165,310.60 is: 247,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,133.14 : 879,076.68 = 165,310.60 : x
  2. Step 2: Convert to fraction form
    586,133.14/879,076.68 = 165,310.60/x
  3. Step 3: Cross multiply
    586,133.14x = 879,076.68 × 165,310.60
  4. Step 4: Simplify right side
    586,133.14x = 145,320,689,021.43
  5. Step 5: Solve for x
    x = 145,320,689,021.43/586,133.14
  6. Step 6: Final answer
    x = 247,931.20

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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.