Home / 783,498.88-1,175,395.84-558,300.65

Finding the Fourth Proportional to 783,498.88, 1,175,395.84 and 558,300.65

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Solution

The fourth proportional to 783,498.88, 1,175,395.84 and 558,300.65 is: 837,556.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,498.88 : 1,175,395.84 = 558,300.65 : x
  2. Step 2: Convert to fraction form
    783,498.88/1,175,395.84 = 558,300.65/x
  3. Step 3: Cross multiply
    783,498.88x = 1,175,395.84 × 558,300.65
  4. Step 4: Simplify right side
    783,498.88x = 656,224,263,022.03
  5. Step 5: Solve for x
    x = 656,224,263,022.03/783,498.88
  6. Step 6: Final answer
    x = 837,556.10

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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.