Home / 960,031.60-1,440,047.40-711,199.60

Finding the Fourth Proportional to 960,031.60, 1,440,047.40 and 711,199.60

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Solution

The fourth proportional to 960,031.60, 1,440,047.40 and 711,199.60 is: 1,066,799.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,031.60 : 1,440,047.40 = 711,199.60 : x
  2. Step 2: Convert to fraction form
    960,031.60/1,440,047.40 = 711,199.60/x
  3. Step 3: Cross multiply
    960,031.60x = 1,440,047.40 × 711,199.60
  4. Step 4: Simplify right side
    960,031.60x = 1,024,161,134,861.04
  5. Step 5: Solve for x
    x = 1,024,161,134,861.04/960,031.60
  6. Step 6: Final answer
    x = 1,066,799.40

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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.