Home / 734,178.60-1,101,669.12-284,917.32

Finding the Fourth Proportional to 734,178.60, 1,101,669.12 and 284,917.32

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Solution

The fourth proportional to 734,178.60, 1,101,669.12 and 284,917.32 is: 427,531.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,178.60 : 1,101,669.12 = 284,917.32 : x
  2. Step 2: Convert to fraction form
    734,178.60/1,101,669.12 = 284,917.32/x
  3. Step 3: Cross multiply
    734,178.60x = 1,101,669.12 × 284,917.32
  4. Step 4: Simplify right side
    734,178.60x = 313,884,613,197.16
  5. Step 5: Solve for x
    x = 313,884,613,197.16/734,178.60
  6. Step 6: Final answer
    x = 427,531.68

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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.