Home / 368,931.68-552,147.49-226,866.89

Finding the Fourth Proportional to 368,931.68, 552,147.49 and 226,866.89

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Solution

The fourth proportional to 368,931.68, 552,147.49 and 226,866.89 is: 339,531.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,931.68 : 552,147.49 = 226,866.89 : x
  2. Step 2: Convert to fraction form
    368,931.68/552,147.49 = 226,866.89/x
  3. Step 3: Cross multiply
    368,931.68x = 552,147.49 × 226,866.89
  4. Step 4: Simplify right side
    368,931.68x = 125,263,985,541.56
  5. Step 5: Solve for x
    x = 125,263,985,541.56/368,931.68
  6. Step 6: Final answer
    x = 339,531.66

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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.