Home / 338,162.42-507,252.85-101,505.13

Finding the Fourth Proportional to 338,162.42, 507,252.85 and 101,505.13

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Solution

The fourth proportional to 338,162.42, 507,252.85 and 101,505.13 is: 152,260.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,162.42 : 507,252.85 = 101,505.13 : x
  2. Step 2: Convert to fraction form
    338,162.42/507,252.85 = 101,505.13/x
  3. Step 3: Cross multiply
    338,162.42x = 507,252.85 × 101,505.13
  4. Step 4: Simplify right side
    338,162.42x = 51,488,764,960.23
  5. Step 5: Solve for x
    x = 51,488,764,960.23/338,162.42
  6. Step 6: Final answer
    x = 152,260.46

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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.