Home / 1,148,725.44-1,723,875.60-400,771.44

Finding the Fourth Proportional to 1,148,725.44, 1,723,875.60 and 400,771.44

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Solution

The fourth proportional to 1,148,725.44, 1,723,875.60 and 400,771.44 is: 601,431.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,725.44 : 1,723,875.60 = 400,771.44 : x
  2. Step 2: Convert to fraction form
    1,148,725.44/1,723,875.60 = 400,771.44/x
  3. Step 3: Cross multiply
    1,148,725.44x = 1,723,875.60 × 400,771.44
  4. Step 4: Simplify right side
    1,148,725.44x = 690,880,106,592.86
  5. Step 5: Solve for x
    x = 690,880,106,592.86/1,148,725.44
  6. Step 6: Final answer
    x = 601,431.88

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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.