Home / 939,820.70-1,296,954.04-510,101

Finding the Fourth Proportional to 939,820.70, 1,296,954.04 and 510,101

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Solution

The fourth proportional to 939,820.70, 1,296,954.04 and 510,101 is: 703,940.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,820.70 : 1,296,954.04 = 510,101 : x
  2. Step 2: Convert to fraction form
    939,820.70/1,296,954.04 = 510,101/x
  3. Step 3: Cross multiply
    939,820.70x = 1,296,954.04 × 510,101
  4. Step 4: Simplify right side
    939,820.70x = 661,577,552,758.04
  5. Step 5: Solve for x
    x = 661,577,552,758.04/939,820.70
  6. Step 6: Final answer
    x = 703,940.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.