Home / 446,848.62-669,895.34-193,937.87

Finding the Fourth Proportional to 446,848.62, 669,895.34 and 193,937.87

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Solution

The fourth proportional to 446,848.62, 669,895.34 and 193,937.87 is: 290,742.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,848.62 : 669,895.34 = 193,937.87 : x
  2. Step 2: Convert to fraction form
    446,848.62/669,895.34 = 193,937.87/x
  3. Step 3: Cross multiply
    446,848.62x = 669,895.34 × 193,937.87
  4. Step 4: Simplify right side
    446,848.62x = 129,918,071,043.36
  5. Step 5: Solve for x
    x = 129,918,071,043.36/446,848.62
  6. Step 6: Final answer
    x = 290,742.92

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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.