Home / 774,301.63-1,161,452.46-301,097.71

Finding the Fourth Proportional to 774,301.63, 1,161,452.46 and 301,097.71

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Solution

The fourth proportional to 774,301.63, 1,161,452.46 and 301,097.71 is: 451,646.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,301.63 : 1,161,452.46 = 301,097.71 : x
  2. Step 2: Convert to fraction form
    774,301.63/1,161,452.46 = 301,097.71/x
  3. Step 3: Cross multiply
    774,301.63x = 1,161,452.46 × 301,097.71
  4. Step 4: Simplify right side
    774,301.63x = 349,710,675,979.87
  5. Step 5: Solve for x
    x = 349,710,675,979.87/774,301.63
  6. Step 6: Final answer
    x = 451,646.57

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Double scale
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Similar ratio
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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.