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Finding the Fourth Proportional to 351,167.68, 484,607.94 and 190,019.32

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Solution

The fourth proportional to 351,167.68, 484,607.94 and 190,019.32 is: 262,224.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,167.68 : 484,607.94 = 190,019.32 : x
  2. Step 2: Convert to fraction form
    351,167.68/484,607.94 = 190,019.32/x
  3. Step 3: Cross multiply
    351,167.68x = 484,607.94 × 190,019.32
  4. Step 4: Simplify right side
    351,167.68x = 92,084,871,225.40
  5. Step 5: Solve for x
    x = 92,084,871,225.40/351,167.68
  6. Step 6: Final answer
    x = 262,224.79

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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.