Home / 694,850.41-1,042,455.31-406,905.22

Finding the Fourth Proportional to 694,850.41, 1,042,455.31 and 406,905.22

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Solution

The fourth proportional to 694,850.41, 1,042,455.31 and 406,905.22 is: 610,463.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,850.41 : 1,042,455.31 = 406,905.22 : x
  2. Step 2: Convert to fraction form
    694,850.41/1,042,455.31 = 406,905.22/x
  3. Step 3: Cross multiply
    694,850.41x = 1,042,455.31 × 406,905.22
  4. Step 4: Simplify right side
    694,850.41x = 424,180,507,541.52
  5. Step 5: Solve for x
    x = 424,180,507,541.52/694,850.41
  6. Step 6: Final answer
    x = 610,463.06

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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.