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Finding the Fourth Proportional to 631,083.72, 946,970.02 and 365,363.22

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Solution

The fourth proportional to 631,083.72, 946,970.02 and 365,363.22 is: 548,244.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,083.72 : 946,970.02 = 365,363.22 : x
  2. Step 2: Convert to fraction form
    631,083.72/946,970.02 = 365,363.22/x
  3. Step 3: Cross multiply
    631,083.72x = 946,970.02 × 365,363.22
  4. Step 4: Simplify right side
    631,083.72x = 345,988,019,758.51
  5. Step 5: Solve for x
    x = 345,988,019,758.51/631,083.72
  6. Step 6: Final answer
    x = 548,244.25

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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.