Home / 784,600.30-1,177,009.80-335,317.60

Finding the Fourth Proportional to 784,600.30, 1,177,009.80 and 335,317.60

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Solution

The fourth proportional to 784,600.30, 1,177,009.80 and 335,317.60 is: 503,023.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,600.30 : 1,177,009.80 = 335,317.60 : x
  2. Step 2: Convert to fraction form
    784,600.30/1,177,009.80 = 335,317.60/x
  3. Step 3: Cross multiply
    784,600.30x = 1,177,009.80 × 335,317.60
  4. Step 4: Simplify right side
    784,600.30x = 394,672,101,312.48
  5. Step 5: Solve for x
    x = 394,672,101,312.48/784,600.30
  6. Step 6: Final answer
    x = 503,023.13

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1.5x scale

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.