Home / 923,450.40-1,385,175.60-902,714.40

Finding the Fourth Proportional to 923,450.40, 1,385,175.60 and 902,714.40

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Solution

The fourth proportional to 923,450.40, 1,385,175.60 and 902,714.40 is: 1,354,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,450.40 : 1,385,175.60 = 902,714.40 : x
  2. Step 2: Convert to fraction form
    923,450.40/1,385,175.60 = 902,714.40/x
  3. Step 3: Cross multiply
    923,450.40x = 1,385,175.60 × 902,714.40
  4. Step 4: Simplify right side
    923,450.40x = 1,250,417,960,648.64
  5. Step 5: Solve for x
    x = 1,250,417,960,648.64/923,450.40
  6. Step 6: Final answer
    x = 1,354,071.60

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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.