Home / 962,076.72-1,442,688.48-512,713.83

Finding the Fourth Proportional to 962,076.72, 1,442,688.48 and 512,713.83

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Solution

The fourth proportional to 962,076.72, 1,442,688.48 and 512,713.83 is: 768,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,076.72 : 1,442,688.48 = 512,713.83 : x
  2. Step 2: Convert to fraction form
    962,076.72/1,442,688.48 = 512,713.83/x
  3. Step 3: Cross multiply
    962,076.72x = 1,442,688.48 × 512,713.83
  4. Step 4: Simplify right side
    962,076.72x = 739,686,336,077.68
  5. Step 5: Solve for x
    x = 739,686,336,077.68/962,076.72
  6. Step 6: Final answer
    x = 768,843.40

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1.5x scale

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.