Home / 338,531.59-507,520.23-169,848.28

Finding the Fourth Proportional to 338,531.59, 507,520.23 and 169,848.28

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Solution

The fourth proportional to 338,531.59, 507,520.23 and 169,848.28 is: 254,633.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,531.59 : 507,520.23 = 169,848.28 : x
  2. Step 2: Convert to fraction form
    338,531.59/507,520.23 = 169,848.28/x
  3. Step 3: Cross multiply
    338,531.59x = 507,520.23 × 169,848.28
  4. Step 4: Simplify right side
    338,531.59x = 86,201,438,130.70
  5. Step 5: Solve for x
    x = 86,201,438,130.70/338,531.59
  6. Step 6: Final answer
    x = 254,633.37

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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.