Home / 988,651.04-1,483,091.84-357,861.92

Finding the Fourth Proportional to 988,651.04, 1,483,091.84 and 357,861.92

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Solution

The fourth proportional to 988,651.04, 1,483,091.84 and 357,861.92 is: 536,834.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,651.04 : 1,483,091.84 = 357,861.92 : x
  2. Step 2: Convert to fraction form
    988,651.04/1,483,091.84 = 357,861.92/x
  3. Step 3: Cross multiply
    988,651.04x = 1,483,091.84 × 357,861.92
  4. Step 4: Simplify right side
    988,651.04x = 530,742,093,398.73
  5. Step 5: Solve for x
    x = 530,742,093,398.73/988,651.04
  6. Step 6: Final answer
    x = 536,834.61

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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.