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Finding the Fourth Proportional to 683,073.04, 942,692.52 and 377,207.68

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Solution

The fourth proportional to 683,073.04, 942,692.52 and 377,207.68 is: 520,575.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,073.04 : 942,692.52 = 377,207.68 : x
  2. Step 2: Convert to fraction form
    683,073.04/942,692.52 = 377,207.68/x
  3. Step 3: Cross multiply
    683,073.04x = 942,692.52 × 377,207.68
  4. Step 4: Simplify right side
    683,073.04x = 355,590,858,422.55
  5. Step 5: Solve for x
    x = 355,590,858,422.55/683,073.04
  6. Step 6: Final answer
    x = 520,575.16

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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.