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Finding the Fourth Proportional to 536,613.35, 804,920.03 and 402,768.95

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Solution

The fourth proportional to 536,613.35, 804,920.03 and 402,768.95 is: 604,153.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,613.35 : 804,920.03 = 402,768.95 : x
  2. Step 2: Convert to fraction form
    536,613.35/804,920.03 = 402,768.95/x
  3. Step 3: Cross multiply
    536,613.35x = 804,920.03 × 402,768.95
  4. Step 4: Simplify right side
    536,613.35x = 324,196,793,303.22
  5. Step 5: Solve for x
    x = 324,196,793,303.22/536,613.35
  6. Step 6: Final answer
    x = 604,153.43

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Similar ratio
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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.