Home / 939,817.25-1,296,948.76-510,097.47

Finding the Fourth Proportional to 939,817.25, 1,296,948.76 and 510,097.47

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Solution

The fourth proportional to 939,817.25, 1,296,948.76 and 510,097.47 is: 703,935.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,817.25 : 1,296,948.76 = 510,097.47 : x
  2. Step 2: Convert to fraction form
    939,817.25/1,296,948.76 = 510,097.47/x
  3. Step 3: Cross multiply
    939,817.25x = 1,296,948.76 × 510,097.47
  4. Step 4: Simplify right side
    939,817.25x = 661,570,277,926.13
  5. Step 5: Solve for x
    x = 661,570,277,926.13/939,817.25
  6. Step 6: Final answer
    x = 703,935.02

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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.