Home / 338,401.98-507,584.24-113,739.16

Finding the Fourth Proportional to 338,401.98, 507,584.24 and 113,739.16

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Solution

The fourth proportional to 338,401.98, 507,584.24 and 113,739.16 is: 170,602.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,401.98 : 507,584.24 = 113,739.16 : x
  2. Step 2: Convert to fraction form
    338,401.98/507,584.24 = 113,739.16/x
  3. Step 3: Cross multiply
    338,401.98x = 507,584.24 × 113,739.16
  4. Step 4: Simplify right side
    338,401.98x = 57,732,205,086.84
  5. Step 5: Solve for x
    x = 57,732,205,086.84/338,401.98
  6. Step 6: Final answer
    x = 170,602.44

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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.