Home / 406,346.01-609,559.10-140,071.47

Finding the Fourth Proportional to 406,346.01, 609,559.10 and 140,071.47

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Solution

The fourth proportional to 406,346.01, 609,559.10 and 140,071.47 is: 210,121.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,346.01 : 609,559.10 = 140,071.47 : x
  2. Step 2: Convert to fraction form
    406,346.01/609,559.10 = 140,071.47/x
  3. Step 3: Cross multiply
    406,346.01x = 609,559.10 × 140,071.47
  4. Step 4: Simplify right side
    406,346.01x = 85,381,839,188.88
  5. Step 5: Solve for x
    x = 85,381,839,188.88/406,346.01
  6. Step 6: Final answer
    x = 210,121.02

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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.