Home / 750,850.08-1,035,919.44-428,333.28

Finding the Fourth Proportional to 750,850.08, 1,035,919.44 and 428,333.28

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Solution

The fourth proportional to 750,850.08, 1,035,919.44 and 428,333.28 is: 590,955.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,850.08 : 1,035,919.44 = 428,333.28 : x
  2. Step 2: Convert to fraction form
    750,850.08/1,035,919.44 = 428,333.28/x
  3. Step 3: Cross multiply
    750,850.08x = 1,035,919.44 × 428,333.28
  4. Step 4: Simplify right side
    750,850.08x = 443,718,771,550.96
  5. Step 5: Solve for x
    x = 443,718,771,550.96/750,850.08
  6. Step 6: Final answer
    x = 590,955.22

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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.