Home / 694,849.28-1,042,453.62-406,904.10

Finding the Fourth Proportional to 694,849.28, 1,042,453.62 and 406,904.10

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Solution

The fourth proportional to 694,849.28, 1,042,453.62 and 406,904.10 is: 610,461.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,849.28 : 1,042,453.62 = 406,904.10 : x
  2. Step 2: Convert to fraction form
    694,849.28/1,042,453.62 = 406,904.10/x
  3. Step 3: Cross multiply
    694,849.28x = 1,042,453.62 × 406,904.10
  4. Step 4: Simplify right side
    694,849.28x = 424,178,652,204.96
  5. Step 5: Solve for x
    x = 424,178,652,204.96/694,849.28
  6. Step 6: Final answer
    x = 610,461.38

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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.