Home / 947,266.19-1,419,941.66-407,874.23

Finding the Fourth Proportional to 947,266.19, 1,419,941.66 and 407,874.23

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Solution

The fourth proportional to 947,266.19, 1,419,941.66 and 407,874.23 is: 611,399.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,266.19 : 1,419,941.66 = 407,874.23 : x
  2. Step 2: Convert to fraction form
    947,266.19/1,419,941.66 = 407,874.23/x
  3. Step 3: Cross multiply
    947,266.19x = 1,419,941.66 × 407,874.23
  4. Step 4: Simplify right side
    947,266.19x = 579,157,607,403.12
  5. Step 5: Solve for x
    x = 579,157,607,403.12/947,266.19
  6. Step 6: Final answer
    x = 611,399.01

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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.