Home / 947,717.82-1,420,723.26-348,550.83

Finding the Fourth Proportional to 947,717.82, 1,420,723.26 and 348,550.83

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Solution

The fourth proportional to 947,717.82, 1,420,723.26 and 348,550.83 is: 522,512.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,717.82 : 1,420,723.26 = 348,550.83 : x
  2. Step 2: Convert to fraction form
    947,717.82/1,420,723.26 = 348,550.83/x
  3. Step 3: Cross multiply
    947,717.82x = 1,420,723.26 × 348,550.83
  4. Step 4: Simplify right side
    947,717.82x = 495,194,271,473.31
  5. Step 5: Solve for x
    x = 495,194,271,473.31/947,717.82
  6. Step 6: Final answer
    x = 522,512.36

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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.