Home / 1,148,953.28-1,724,217.18-400,999.28

Finding the Fourth Proportional to 1,148,953.28, 1,724,217.18 and 400,999.28

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Solution

The fourth proportional to 1,148,953.28, 1,724,217.18 and 400,999.28 is: 601,773.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,953.28 : 1,724,217.18 = 400,999.28 : x
  2. Step 2: Convert to fraction form
    1,148,953.28/1,724,217.18 = 400,999.28/x
  3. Step 3: Cross multiply
    1,148,953.28x = 1,724,217.18 × 400,999.28
  4. Step 4: Simplify right side
    1,148,953.28x = 691,409,847,743.63
  5. Step 5: Solve for x
    x = 691,409,847,743.63/1,148,953.28
  6. Step 6: Final answer
    x = 601,773.68

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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.