Home / 942,676.32-1,300,872.06-512,957.64

Finding the Fourth Proportional to 942,676.32, 1,300,872.06 and 512,957.64

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Solution

The fourth proportional to 942,676.32, 1,300,872.06 and 512,957.64 is: 707,869.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,676.32 : 1,300,872.06 = 512,957.64 : x
  2. Step 2: Convert to fraction form
    942,676.32/1,300,872.06 = 512,957.64/x
  3. Step 3: Cross multiply
    942,676.32x = 1,300,872.06 × 512,957.64
  4. Step 4: Simplify right side
    942,676.32x = 667,292,261,839.54
  5. Step 5: Solve for x
    x = 667,292,261,839.54/942,676.32
  6. Step 6: Final answer
    x = 707,869.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.