Home / 460,825.10-691,548.96-161,308.16

Finding the Fourth Proportional to 460,825.10, 691,548.96 and 161,308.16

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Solution

The fourth proportional to 460,825.10, 691,548.96 and 161,308.16 is: 242,071.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,825.10 : 691,548.96 = 161,308.16 : x
  2. Step 2: Convert to fraction form
    460,825.10/691,548.96 = 161,308.16/x
  3. Step 3: Cross multiply
    460,825.10x = 691,548.96 × 161,308.16
  4. Step 4: Simplify right side
    460,825.10x = 111,552,490,287.51
  5. Step 5: Solve for x
    x = 111,552,490,287.51/460,825.10
  6. Step 6: Final answer
    x = 242,071.21

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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.