Home / 960,015.60-1,440,023.40-695,631.60

Finding the Fourth Proportional to 960,015.60, 1,440,023.40 and 695,631.60

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Solution

The fourth proportional to 960,015.60, 1,440,023.40 and 695,631.60 is: 1,043,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,015.60 : 1,440,023.40 = 695,631.60 : x
  2. Step 2: Convert to fraction form
    960,015.60/1,440,023.40 = 695,631.60/x
  3. Step 3: Cross multiply
    960,015.60x = 1,440,023.40 × 695,631.60
  4. Step 4: Simplify right side
    960,015.60x = 1,001,725,781,779.44
  5. Step 5: Solve for x
    x = 1,001,725,781,779.44/960,015.60
  6. Step 6: Final answer
    x = 1,043,447.40

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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.