Home / 494,429.17-740,434.15-446,506.02

Finding the Fourth Proportional to 494,429.17, 740,434.15 and 446,506.02

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Solution

The fourth proportional to 494,429.17, 740,434.15 and 446,506.02 is: 668,666.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,429.17 : 740,434.15 = 446,506.02 : x
  2. Step 2: Convert to fraction form
    494,429.17/740,434.15 = 446,506.02/x
  3. Step 3: Cross multiply
    494,429.17x = 740,434.15 × 446,506.02
  4. Step 4: Simplify right side
    494,429.17x = 330,608,305,388.58
  5. Step 5: Solve for x
    x = 330,608,305,388.58/494,429.17
  6. Step 6: Final answer
    x = 668,666.67

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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.