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Finding the Fourth Proportional to 654,018.28, 902,625.38 and 367,550.44

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Solution

The fourth proportional to 654,018.28, 902,625.38 and 367,550.44 is: 507,264.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,018.28 : 902,625.38 = 367,550.44 : x
  2. Step 2: Convert to fraction form
    654,018.28/902,625.38 = 367,550.44/x
  3. Step 3: Cross multiply
    654,018.28x = 902,625.38 × 367,550.44
  4. Step 4: Simplify right side
    654,018.28x = 331,760,355,574.17
  5. Step 5: Solve for x
    x = 331,760,355,574.17/654,018.28
  6. Step 6: Final answer
    x = 507,264.65

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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.