Home / 713,760.44-1,070,301.78-414,332.84

Finding the Fourth Proportional to 713,760.44, 1,070,301.78 and 414,332.84

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Solution

The fourth proportional to 713,760.44, 1,070,301.78 and 414,332.84 is: 621,302.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,760.44 : 1,070,301.78 = 414,332.84 : x
  2. Step 2: Convert to fraction form
    713,760.44/1,070,301.78 = 414,332.84/x
  3. Step 3: Cross multiply
    713,760.44x = 1,070,301.78 × 414,332.84
  4. Step 4: Simplify right side
    713,760.44x = 443,461,176,164.46
  5. Step 5: Solve for x
    x = 443,461,176,164.46/713,760.44
  6. Step 6: Final answer
    x = 621,302.54

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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.