Home / 1,076,791.66-1,615,438.76-357,080.72

Finding the Fourth Proportional to 1,076,791.66, 1,615,438.76 and 357,080.72

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Solution

The fourth proportional to 1,076,791.66, 1,615,438.76 and 357,080.72 is: 535,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,791.66 : 1,615,438.76 = 357,080.72 : x
  2. Step 2: Convert to fraction form
    1,076,791.66/1,615,438.76 = 357,080.72/x
  3. Step 3: Cross multiply
    1,076,791.66x = 1,615,438.76 × 357,080.72
  4. Step 4: Simplify right side
    1,076,791.66x = 576,842,031,732.01
  5. Step 5: Solve for x
    x = 576,842,031,732.01/1,076,791.66
  6. Step 6: Final answer
    x = 535,704.40

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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.