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Finding the Fourth Proportional to 737.48, 1,017.54 and 501.64

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Solution

The fourth proportional to 737.48, 1,017.54 and 501.64 is: 692.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.48 : 1,017.54 = 501.64 : x
  2. Step 2: Convert to fraction form
    737.48/1,017.54 = 501.64/x
  3. Step 3: Cross multiply
    737.48x = 1,017.54 × 501.64
  4. Step 4: Simplify right side
    737.48x = 510,438.77
  5. Step 5: Solve for x
    x = 510,438.77/737.48
  6. Step 6: Final answer
    x = 692.14

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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.