Home / 340,968.51-511,434.15-104,311.17

Finding the Fourth Proportional to 340,968.51, 511,434.15 and 104,311.17

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Solution

The fourth proportional to 340,968.51, 511,434.15 and 104,311.17 is: 156,461.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,968.51 : 511,434.15 = 104,311.17 : x
  2. Step 2: Convert to fraction form
    340,968.51/511,434.15 = 104,311.17/x
  3. Step 3: Cross multiply
    340,968.51x = 511,434.15 × 104,311.17
  4. Step 4: Simplify right side
    340,968.51x = 53,348,294,564.46
  5. Step 5: Solve for x
    x = 53,348,294,564.46/340,968.51
  6. Step 6: Final answer
    x = 156,461.06

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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.