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Finding the Fourth Proportional to 532,102.42, 734,317.55 and 302,692.95

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Solution

The fourth proportional to 532,102.42, 734,317.55 and 302,692.95 is: 417,725.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,102.42 : 734,317.55 = 302,692.95 : x
  2. Step 2: Convert to fraction form
    532,102.42/734,317.55 = 302,692.95/x
  3. Step 3: Cross multiply
    532,102.42x = 734,317.55 × 302,692.95
  4. Step 4: Simplify right side
    532,102.42x = 222,272,745,446.27
  5. Step 5: Solve for x
    x = 222,272,745,446.27/532,102.42
  6. Step 6: Final answer
    x = 417,725.49

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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.