Home / 672,913.02-1,008,497.63-273,335.82

Finding the Fourth Proportional to 672,913.02, 1,008,497.63 and 273,335.82

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Solution

The fourth proportional to 672,913.02, 1,008,497.63 and 273,335.82 is: 409,649.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,913.02 : 1,008,497.63 = 273,335.82 : x
  2. Step 2: Convert to fraction form
    672,913.02/1,008,497.63 = 273,335.82/x
  3. Step 3: Cross multiply
    672,913.02x = 1,008,497.63 × 273,335.82
  4. Step 4: Simplify right side
    672,913.02x = 275,658,520,254.94
  5. Step 5: Solve for x
    x = 275,658,520,254.94/672,913.02
  6. Step 6: Final answer
    x = 409,649.56

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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.