Home / 490,808.23-736,190.93-153,841.20

Finding the Fourth Proportional to 490,808.23, 736,190.93 and 153,841.20

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Solution

The fourth proportional to 490,808.23, 736,190.93 and 153,841.20 is: 230,755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,808.23 : 736,190.93 = 153,841.20 : x
  2. Step 2: Convert to fraction form
    490,808.23/736,190.93 = 153,841.20/x
  3. Step 3: Cross multiply
    490,808.23x = 736,190.93 × 153,841.20
  4. Step 4: Simplify right side
    490,808.23x = 113,256,492,419.36
  5. Step 5: Solve for x
    x = 113,256,492,419.36/490,808.23
  6. Step 6: Final answer
    x = 230,755.08

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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.