Home / 869,734.68-1,200,219.42-507,369.24

Finding the Fourth Proportional to 869,734.68, 1,200,219.42 and 507,369.24

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Solution

The fourth proportional to 869,734.68, 1,200,219.42 and 507,369.24 is: 700,161.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,734.68 : 1,200,219.42 = 507,369.24 : x
  2. Step 2: Convert to fraction form
    869,734.68/1,200,219.42 = 507,369.24/x
  3. Step 3: Cross multiply
    869,734.68x = 1,200,219.42 × 507,369.24
  4. Step 4: Simplify right side
    869,734.68x = 608,954,414,958.64
  5. Step 5: Solve for x
    x = 608,954,414,958.64/869,734.68
  6. Step 6: Final answer
    x = 700,161.13

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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.