Home / 1,015,158.48-1,522,929.96-407,993.92

Finding the Fourth Proportional to 1,015,158.48, 1,522,929.96 and 407,993.92

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Solution

The fourth proportional to 1,015,158.48, 1,522,929.96 and 407,993.92 is: 612,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,158.48 : 1,522,929.96 = 407,993.92 : x
  2. Step 2: Convert to fraction form
    1,015,158.48/1,522,929.96 = 407,993.92/x
  3. Step 3: Cross multiply
    1,015,158.48x = 1,522,929.96 × 407,993.92
  4. Step 4: Simplify right side
    1,015,158.48x = 621,346,164,265.84
  5. Step 5: Solve for x
    x = 621,346,164,265.84/1,015,158.48
  6. Step 6: Final answer
    x = 612,068.14

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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.