Home / 567,986.22-783,815.67-313,331.94

Finding the Fourth Proportional to 567,986.22, 783,815.67 and 313,331.94

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Solution

The fourth proportional to 567,986.22, 783,815.67 and 313,331.94 is: 432,395.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,986.22 : 783,815.67 = 313,331.94 : x
  2. Step 2: Convert to fraction form
    567,986.22/783,815.67 = 313,331.94/x
  3. Step 3: Cross multiply
    567,986.22x = 783,815.67 × 313,331.94
  4. Step 4: Simplify right side
    567,986.22x = 245,594,484,483.50
  5. Step 5: Solve for x
    x = 245,594,484,483.50/567,986.22
  6. Step 6: Final answer
    x = 432,395.15

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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.