Home / 406,242.02-609,419.75-169,530.47

Finding the Fourth Proportional to 406,242.02, 609,419.75 and 169,530.47

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Solution

The fourth proportional to 406,242.02, 609,419.75 and 169,530.47 is: 254,319.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,242.02 : 609,419.75 = 169,530.47 : x
  2. Step 2: Convert to fraction form
    406,242.02/609,419.75 = 169,530.47/x
  3. Step 3: Cross multiply
    406,242.02x = 609,419.75 × 169,530.47
  4. Step 4: Simplify right side
    406,242.02x = 103,315,215,797.13
  5. Step 5: Solve for x
    x = 103,315,215,797.13/406,242.02
  6. Step 6: Final answer
    x = 254,319.37

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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.