Home / 406,522.63-609,685.93-169,736.95

Finding the Fourth Proportional to 406,522.63, 609,685.93 and 169,736.95

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Solution

The fourth proportional to 406,522.63, 609,685.93 and 169,736.95 is: 254,564.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,522.63 : 609,685.93 = 169,736.95 : x
  2. Step 2: Convert to fraction form
    406,522.63/609,685.93 = 169,736.95/x
  3. Step 3: Cross multiply
    406,522.63x = 609,685.93 × 169,736.95
  4. Step 4: Simplify right side
    406,522.63x = 103,486,230,216.11
  5. Step 5: Solve for x
    x = 103,486,230,216.11/406,522.63
  6. Step 6: Final answer
    x = 254,564.50

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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.