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Finding the Fourth Proportional to 737,263.56, 1,106,517.66 and 509,426.76

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Solution

The fourth proportional to 737,263.56, 1,106,517.66 and 509,426.76 is: 764,570.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,263.56 : 1,106,517.66 = 509,426.76 : x
  2. Step 2: Convert to fraction form
    737,263.56/1,106,517.66 = 509,426.76/x
  3. Step 3: Cross multiply
    737,263.56x = 1,106,517.66 × 509,426.76
  4. Step 4: Simplify right side
    737,263.56x = 563,689,706,416.58
  5. Step 5: Solve for x
    x = 563,689,706,416.58/737,263.56
  6. Step 6: Final answer
    x = 764,570.14

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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.