Home / 446,026.90-669,110.06-146,439.34

Finding the Fourth Proportional to 446,026.90, 669,110.06 and 146,439.34

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Solution

The fourth proportional to 446,026.90, 669,110.06 and 146,439.34 is: 219,681.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,026.90 : 669,110.06 = 146,439.34 : x
  2. Step 2: Convert to fraction form
    446,026.90/669,110.06 = 146,439.34/x
  3. Step 3: Cross multiply
    446,026.90x = 669,110.06 × 146,439.34
  4. Step 4: Simplify right side
    446,026.90x = 97,984,033,168.79
  5. Step 5: Solve for x
    x = 97,984,033,168.79/446,026.90
  6. Step 6: Final answer
    x = 219,681.89

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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.