Home / 1,022,409.45-1,533,617.81-312,434.52

Finding the Fourth Proportional to 1,022,409.45, 1,533,617.81 and 312,434.52

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Solution

The fourth proportional to 1,022,409.45, 1,533,617.81 and 312,434.52 is: 468,652.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,409.45 : 1,533,617.81 = 312,434.52 : x
  2. Step 2: Convert to fraction form
    1,022,409.45/1,533,617.81 = 312,434.52/x
  3. Step 3: Cross multiply
    1,022,409.45x = 1,533,617.81 × 312,434.52
  4. Step 4: Simplify right side
    1,022,409.45x = 479,155,144,330.80
  5. Step 5: Solve for x
    x = 479,155,144,330.80/1,022,409.45
  6. Step 6: Final answer
    x = 468,652.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.