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Finding the Fourth Proportional to 495,225.96, 743,263.11 and 491,498.34

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Solution

The fourth proportional to 495,225.96, 743,263.11 and 491,498.34 is: 737,668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,225.96 : 743,263.11 = 491,498.34 : x
  2. Step 2: Convert to fraction form
    495,225.96/743,263.11 = 491,498.34/x
  3. Step 3: Cross multiply
    495,225.96x = 743,263.11 × 491,498.34
  4. Step 4: Simplify right side
    495,225.96x = 365,312,584,748.24
  5. Step 5: Solve for x
    x = 365,312,584,748.24/495,225.96
  6. Step 6: Final answer
    x = 737,668.49

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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.