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Finding the Fourth Proportional to 550,484.35, 825,528.28 and 190,557.41

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Solution

The fourth proportional to 550,484.35, 825,528.28 and 190,557.41 is: 285,767.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,484.35 : 825,528.28 = 190,557.41 : x
  2. Step 2: Convert to fraction form
    550,484.35/825,528.28 = 190,557.41/x
  3. Step 3: Cross multiply
    550,484.35x = 825,528.28 × 190,557.41
  4. Step 4: Simplify right side
    550,484.35x = 157,310,528,378.34
  5. Step 5: Solve for x
    x = 157,310,528,378.34/550,484.35
  6. Step 6: Final answer
    x = 285,767.49

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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.