Home / 940,076.32-1,297,318.80-510,357.28

Finding the Fourth Proportional to 940,076.32, 1,297,318.80 and 510,357.28

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Solution

The fourth proportional to 940,076.32, 1,297,318.80 and 510,357.28 is: 704,300.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,076.32 : 1,297,318.80 = 510,357.28 : x
  2. Step 2: Convert to fraction form
    940,076.32/1,297,318.80 = 510,357.28/x
  3. Step 3: Cross multiply
    940,076.32x = 1,297,318.80 × 510,357.28
  4. Step 4: Simplify right side
    940,076.32x = 662,096,094,060.86
  5. Step 5: Solve for x
    x = 662,096,094,060.86/940,076.32
  6. Step 6: Final answer
    x = 704,300.36

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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.