Home / 687,104.24-1,030,158.14-461,906.12

Finding the Fourth Proportional to 687,104.24, 1,030,158.14 and 461,906.12

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Solution

The fourth proportional to 687,104.24, 1,030,158.14 and 461,906.12 is: 692,524.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,104.24 : 1,030,158.14 = 461,906.12 : x
  2. Step 2: Convert to fraction form
    687,104.24/1,030,158.14 = 461,906.12/x
  3. Step 3: Cross multiply
    687,104.24x = 1,030,158.14 × 461,906.12
  4. Step 4: Simplify right side
    687,104.24x = 475,836,349,699.68
  5. Step 5: Solve for x
    x = 475,836,349,699.68/687,104.24
  6. Step 6: Final answer
    x = 692,524.26

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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.