Home / 762,253.62-1,051,834.13-440,067.70

Finding the Fourth Proportional to 762,253.62, 1,051,834.13 and 440,067.70

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Solution

The fourth proportional to 762,253.62, 1,051,834.13 and 440,067.70 is: 607,249.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,253.62 : 1,051,834.13 = 440,067.70 : x
  2. Step 2: Convert to fraction form
    762,253.62/1,051,834.13 = 440,067.70/x
  3. Step 3: Cross multiply
    762,253.62x = 1,051,834.13 × 440,067.70
  4. Step 4: Simplify right side
    762,253.62x = 462,878,226,370.60
  5. Step 5: Solve for x
    x = 462,878,226,370.60/762,253.62
  6. Step 6: Final answer
    x = 607,249.63

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1.5x scale

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.