Home / 713,678.76-1,070,519.94-240,696.36

Finding the Fourth Proportional to 713,678.76, 1,070,519.94 and 240,696.36

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Solution

The fourth proportional to 713,678.76, 1,070,519.94 and 240,696.36 is: 361,045.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,678.76 : 1,070,519.94 = 240,696.36 : x
  2. Step 2: Convert to fraction form
    713,678.76/1,070,519.94 = 240,696.36/x
  3. Step 3: Cross multiply
    713,678.76x = 1,070,519.94 × 240,696.36
  4. Step 4: Simplify right side
    713,678.76x = 257,670,252,865.42
  5. Step 5: Solve for x
    x = 257,670,252,865.42/713,678.76
  6. Step 6: Final answer
    x = 361,045.15

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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.