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Finding the Fourth Proportional to 580,096.60, 870,144.90 and 540,730.60

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Solution

The fourth proportional to 580,096.60, 870,144.90 and 540,730.60 is: 811,095.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,096.60 : 870,144.90 = 540,730.60 : x
  2. Step 2: Convert to fraction form
    580,096.60/870,144.90 = 540,730.60/x
  3. Step 3: Cross multiply
    580,096.60x = 870,144.90 × 540,730.60
  4. Step 4: Simplify right side
    580,096.60x = 470,513,973,863.94
  5. Step 5: Solve for x
    x = 470,513,973,863.94/580,096.60
  6. Step 6: Final answer
    x = 811,095.90

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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.