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Finding the Fourth Proportional to 581,100.54, 871,650.90 and 160,376.46

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Solution

The fourth proportional to 581,100.54, 871,650.90 and 160,376.46 is: 240,564.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,100.54 : 871,650.90 = 160,376.46 : x
  2. Step 2: Convert to fraction form
    581,100.54/871,650.90 = 160,376.46/x
  3. Step 3: Cross multiply
    581,100.54x = 871,650.90 × 160,376.46
  4. Step 4: Simplify right side
    581,100.54x = 139,792,285,697.81
  5. Step 5: Solve for x
    x = 139,792,285,697.81/581,100.54
  6. Step 6: Final answer
    x = 240,564.71

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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.