Home / 939,803.04-1,296,929.48-510,083.22

Finding the Fourth Proportional to 939,803.04, 1,296,929.48 and 510,083.22

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Solution

The fourth proportional to 939,803.04, 1,296,929.48 and 510,083.22 is: 703,915.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,803.04 : 1,296,929.48 = 510,083.22 : x
  2. Step 2: Convert to fraction form
    939,803.04/1,296,929.48 = 510,083.22/x
  3. Step 3: Cross multiply
    939,803.04x = 1,296,929.48 × 510,083.22
  4. Step 4: Simplify right side
    939,803.04x = 661,541,967,584.40
  5. Step 5: Solve for x
    x = 661,541,967,584.40/939,803.04
  6. Step 6: Final answer
    x = 703,915.54

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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.