Home / 757,659.69-1,136,154.74-284,012.79

Finding the Fourth Proportional to 757,659.69, 1,136,154.74 and 284,012.79

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Solution

The fourth proportional to 757,659.69, 1,136,154.74 and 284,012.79 is: 425,893.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,659.69 : 1,136,154.74 = 284,012.79 : x
  2. Step 2: Convert to fraction form
    757,659.69/1,136,154.74 = 284,012.79/x
  3. Step 3: Cross multiply
    757,659.69x = 1,136,154.74 × 284,012.79
  4. Step 4: Simplify right side
    757,659.69x = 322,682,476,159.06
  5. Step 5: Solve for x
    x = 322,682,476,159.06/757,659.69
  6. Step 6: Final answer
    x = 425,893.68

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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.