Home / 948,562.76-1,422,862.65-349,215.41

Finding the Fourth Proportional to 948,562.76, 1,422,862.65 and 349,215.41

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Solution

The fourth proportional to 948,562.76, 1,422,862.65 and 349,215.41 is: 523,829.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,562.76 : 1,422,862.65 = 349,215.41 : x
  2. Step 2: Convert to fraction form
    948,562.76/1,422,862.65 = 349,215.41/x
  3. Step 3: Cross multiply
    948,562.76x = 1,422,862.65 × 349,215.41
  4. Step 4: Simplify right side
    948,562.76x = 496,885,556,579.12
  5. Step 5: Solve for x
    x = 496,885,556,579.12/948,562.76
  6. Step 6: Final answer
    x = 523,829.92

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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.