Home / 733,792.05-1,100,688.08-260,415.90

Finding the Fourth Proportional to 733,792.05, 1,100,688.08 and 260,415.90

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Solution

The fourth proportional to 733,792.05, 1,100,688.08 and 260,415.90 is: 390,623.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,792.05 : 1,100,688.08 = 260,415.90 : x
  2. Step 2: Convert to fraction form
    733,792.05/1,100,688.08 = 260,415.90/x
  3. Step 3: Cross multiply
    733,792.05x = 1,100,688.08 × 260,415.90
  4. Step 4: Simplify right side
    733,792.05x = 286,636,675,670.39
  5. Step 5: Solve for x
    x = 286,636,675,670.39/733,792.05
  6. Step 6: Final answer
    x = 390,623.85

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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.