Home / 935,067.42-1,289,794.62-648,482.94

Finding the Fourth Proportional to 935,067.42, 1,289,794.62 and 648,482.94

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Solution

The fourth proportional to 935,067.42, 1,289,794.62 and 648,482.94 is: 894,491.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,067.42 : 1,289,794.62 = 648,482.94 : x
  2. Step 2: Convert to fraction form
    935,067.42/1,289,794.62 = 648,482.94/x
  3. Step 3: Cross multiply
    935,067.42x = 1,289,794.62 × 648,482.94
  4. Step 4: Simplify right side
    935,067.42x = 836,409,807,173.78
  5. Step 5: Solve for x
    x = 836,409,807,173.78/935,067.42
  6. Step 6: Final answer
    x = 894,491.44

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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.