Home / 452,739.68-624,780.76-261,765.38

Finding the Fourth Proportional to 452,739.68, 624,780.76 and 261,765.38

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Solution

The fourth proportional to 452,739.68, 624,780.76 and 261,765.38 is: 361,236.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,739.68 : 624,780.76 = 261,765.38 : x
  2. Step 2: Convert to fraction form
    452,739.68/624,780.76 = 261,765.38/x
  3. Step 3: Cross multiply
    452,739.68x = 624,780.76 × 261,765.38
  4. Step 4: Simplify right side
    452,739.68x = 163,545,973,058.09
  5. Step 5: Solve for x
    x = 163,545,973,058.09/452,739.68
  6. Step 6: Final answer
    x = 361,236.23

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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.