Home / 687,122.33-1,030,185.14-461,924.10

Finding the Fourth Proportional to 687,122.33, 1,030,185.14 and 461,924.10

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Solution

The fourth proportional to 687,122.33, 1,030,185.14 and 461,924.10 is: 692,551.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,122.33 : 1,030,185.14 = 461,924.10 : x
  2. Step 2: Convert to fraction form
    687,122.33/1,030,185.14 = 461,924.10/x
  3. Step 3: Cross multiply
    687,122.33x = 1,030,185.14 × 461,924.10
  4. Step 4: Simplify right side
    687,122.33x = 475,867,341,318.25
  5. Step 5: Solve for x
    x = 475,867,341,318.25/687,122.33
  6. Step 6: Final answer
    x = 692,551.13

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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.