Home / 907,508.60-1,361,262.90-608,910.20

Finding the Fourth Proportional to 907,508.60, 1,361,262.90 and 608,910.20

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Solution

The fourth proportional to 907,508.60, 1,361,262.90 and 608,910.20 is: 913,365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,508.60 : 1,361,262.90 = 608,910.20 : x
  2. Step 2: Convert to fraction form
    907,508.60/1,361,262.90 = 608,910.20/x
  3. Step 3: Cross multiply
    907,508.60x = 1,361,262.90 × 608,910.20
  4. Step 4: Simplify right side
    907,508.60x = 828,886,864,691.58
  5. Step 5: Solve for x
    x = 828,886,864,691.58/907,508.60
  6. Step 6: Final answer
    x = 913,365.30

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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.