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Finding the Fourth Proportional to 444,474.35, 613,385.10 and 253,483.64

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Solution

The fourth proportional to 444,474.35, 613,385.10 and 253,483.64 is: 349,813.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,474.35 : 613,385.10 = 253,483.64 : x
  2. Step 2: Convert to fraction form
    444,474.35/613,385.10 = 253,483.64/x
  3. Step 3: Cross multiply
    444,474.35x = 613,385.10 × 253,483.64
  4. Step 4: Simplify right side
    444,474.35x = 155,483,087,869.76
  5. Step 5: Solve for x
    x = 155,483,087,869.76/444,474.35
  6. Step 6: Final answer
    x = 349,813.41

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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.