Home / 500,484.03-690,666.93-271,040.60

Finding the Fourth Proportional to 500,484.03, 690,666.93 and 271,040.60

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Solution

The fourth proportional to 500,484.03, 690,666.93 and 271,040.60 is: 374,035.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,484.03 : 690,666.93 = 271,040.60 : x
  2. Step 2: Convert to fraction form
    500,484.03/690,666.93 = 271,040.60/x
  3. Step 3: Cross multiply
    500,484.03x = 690,666.93 × 271,040.60
  4. Step 4: Simplify right side
    500,484.03x = 187,198,775,654.02
  5. Step 5: Solve for x
    x = 187,198,775,654.02/500,484.03
  6. Step 6: Final answer
    x = 374,035.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.