Home / 873,522.12-1,310,320.44-304,960.44

Finding the Fourth Proportional to 873,522.12, 1,310,320.44 and 304,960.44

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Solution

The fourth proportional to 873,522.12, 1,310,320.44 and 304,960.44 is: 457,453.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,522.12 : 1,310,320.44 = 304,960.44 : x
  2. Step 2: Convert to fraction form
    873,522.12/1,310,320.44 = 304,960.44/x
  3. Step 3: Cross multiply
    873,522.12x = 1,310,320.44 × 304,960.44
  4. Step 4: Simplify right side
    873,522.12x = 399,595,897,923.39
  5. Step 5: Solve for x
    x = 399,595,897,923.39/873,522.12
  6. Step 6: Final answer
    x = 457,453.67

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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.