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Finding the Fourth Proportional to 356,483.97, 491,763.87 and 241,723.77

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Solution

The fourth proportional to 356,483.97, 491,763.87 and 241,723.77 is: 333,454.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,483.97 : 491,763.87 = 241,723.77 : x
  2. Step 2: Convert to fraction form
    356,483.97/491,763.87 = 241,723.77/x
  3. Step 3: Cross multiply
    356,483.97x = 491,763.87 × 241,723.77
  4. Step 4: Simplify right side
    356,483.97x = 118,871,017,543.84
  5. Step 5: Solve for x
    x = 118,871,017,543.84/356,483.97
  6. Step 6: Final answer
    x = 333,454.04

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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.