Home / 960,014.60-1,440,021.90-711,182.60

Finding the Fourth Proportional to 960,014.60, 1,440,021.90 and 711,182.60

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Solution

The fourth proportional to 960,014.60, 1,440,021.90 and 711,182.60 is: 1,066,773.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,014.60 : 1,440,021.90 = 711,182.60 : x
  2. Step 2: Convert to fraction form
    960,014.60/1,440,021.90 = 711,182.60/x
  3. Step 3: Cross multiply
    960,014.60x = 1,440,021.90 × 711,182.60
  4. Step 4: Simplify right side
    960,014.60x = 1,024,118,518,898.94
  5. Step 5: Solve for x
    x = 1,024,118,518,898.94/960,014.60
  6. Step 6: Final answer
    x = 1,066,773.90

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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.