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Finding the Fourth Proportional to 736,902.90, 1,105,354.35 and 736,902.90

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Solution

The fourth proportional to 736,902.90, 1,105,354.35 and 736,902.90 is: 1,105,354.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,902.90 : 1,105,354.35 = 736,902.90 : x
  2. Step 2: Convert to fraction form
    736,902.90/1,105,354.35 = 736,902.90/x
  3. Step 3: Cross multiply
    736,902.90x = 1,105,354.35 × 736,902.90
  4. Step 4: Simplify right side
    736,902.90x = 814,538,826,042.62
  5. Step 5: Solve for x
    x = 814,538,826,042.62/736,902.90
  6. Step 6: Final answer
    x = 1,105,354.35

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Double scale
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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.