Home / 880,266.13-1,320,488.70-303,814.39

Finding the Fourth Proportional to 880,266.13, 1,320,488.70 and 303,814.39

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Solution

The fourth proportional to 880,266.13, 1,320,488.70 and 303,814.39 is: 455,752.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,266.13 : 1,320,488.70 = 303,814.39 : x
  2. Step 2: Convert to fraction form
    880,266.13/1,320,488.70 = 303,814.39/x
  3. Step 3: Cross multiply
    880,266.13x = 1,320,488.70 × 303,814.39
  4. Step 4: Simplify right side
    880,266.13x = 401,183,465,591.17
  5. Step 5: Solve for x
    x = 401,183,465,591.17/880,266.13
  6. Step 6: Final answer
    x = 455,752.47

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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.