Home / 1,004,326.72-1,506,489.60-256,372.48

Finding the Fourth Proportional to 1,004,326.72, 1,506,489.60 and 256,372.48

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Solution

The fourth proportional to 1,004,326.72, 1,506,489.60 and 256,372.48 is: 384,558.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,326.72 : 1,506,489.60 = 256,372.48 : x
  2. Step 2: Convert to fraction form
    1,004,326.72/1,506,489.60 = 256,372.48/x
  3. Step 3: Cross multiply
    1,004,326.72x = 1,506,489.60 × 256,372.48
  4. Step 4: Simplify right side
    1,004,326.72x = 386,222,474,846.21
  5. Step 5: Solve for x
    x = 386,222,474,846.21/1,004,326.72
  6. Step 6: Final answer
    x = 384,558.60

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1.5x scale

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.