Home / 814,695.40-1,221,552.18-365,335

Finding the Fourth Proportional to 814,695.40, 1,221,552.18 and 365,335

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Solution

The fourth proportional to 814,695.40, 1,221,552.18 and 365,335 is: 547,782.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,695.40 : 1,221,552.18 = 365,335 : x
  2. Step 2: Convert to fraction form
    814,695.40/1,221,552.18 = 365,335/x
  3. Step 3: Cross multiply
    814,695.40x = 1,221,552.18 × 365,335
  4. Step 4: Simplify right side
    814,695.40x = 446,275,765,680.30
  5. Step 5: Solve for x
    x = 446,275,765,680.30/814,695.40
  6. Step 6: Final answer
    x = 547,782.36

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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.