Home / 307,741.40-460,777.98-159,686.36

Finding the Fourth Proportional to 307,741.40, 460,777.98 and 159,686.36

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Solution

The fourth proportional to 307,741.40, 460,777.98 and 159,686.36 is: 239,096.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,741.40 : 460,777.98 = 159,686.36 : x
  2. Step 2: Convert to fraction form
    307,741.40/460,777.98 = 159,686.36/x
  3. Step 3: Cross multiply
    307,741.40x = 460,777.98 × 159,686.36
  4. Step 4: Simplify right side
    307,741.40x = 73,579,958,394.35
  5. Step 5: Solve for x
    x = 73,579,958,394.35/307,741.40
  6. Step 6: Final answer
    x = 239,096.72

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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.