Home / 340,283.07-510,315.76-112,536.38

Finding the Fourth Proportional to 340,283.07, 510,315.76 and 112,536.38

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Solution

The fourth proportional to 340,283.07, 510,315.76 and 112,536.38 is: 168,768.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,283.07 : 510,315.76 = 112,536.38 : x
  2. Step 2: Convert to fraction form
    340,283.07/510,315.76 = 112,536.38/x
  3. Step 3: Cross multiply
    340,283.07x = 510,315.76 × 112,536.38
  4. Step 4: Simplify right side
    340,283.07x = 57,429,088,287.35
  5. Step 5: Solve for x
    x = 57,429,088,287.35/340,283.07
  6. Step 6: Final answer
    x = 168,768.57

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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.