Home / 652,156.12-899,974.60-361,811.71

Finding the Fourth Proportional to 652,156.12, 899,974.60 and 361,811.71

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Solution

The fourth proportional to 652,156.12, 899,974.60 and 361,811.71 is: 499,299.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,156.12 : 899,974.60 = 361,811.71 : x
  2. Step 2: Convert to fraction form
    652,156.12/899,974.60 = 361,811.71/x
  3. Step 3: Cross multiply
    652,156.12x = 899,974.60 × 361,811.71
  4. Step 4: Simplify right side
    652,156.12x = 325,621,344,482.69
  5. Step 5: Solve for x
    x = 325,621,344,482.69/652,156.12
  6. Step 6: Final answer
    x = 499,299.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.