Home / 845,337.85-1,166,610.95-463,380.73

Finding the Fourth Proportional to 845,337.85, 1,166,610.95 and 463,380.73

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Solution

The fourth proportional to 845,337.85, 1,166,610.95 and 463,380.73 is: 639,489.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,337.85 : 1,166,610.95 = 463,380.73 : x
  2. Step 2: Convert to fraction form
    845,337.85/1,166,610.95 = 463,380.73/x
  3. Step 3: Cross multiply
    845,337.85x = 1,166,610.95 × 463,380.73
  4. Step 4: Simplify right side
    845,337.85x = 540,585,033,636.99
  5. Step 5: Solve for x
    x = 540,585,033,636.99/845,337.85
  6. Step 6: Final answer
    x = 639,489.92

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1.5x scale

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.