Home / 446,055.96-668,943-146,487.18

Finding the Fourth Proportional to 446,055.96, 668,943 and 146,487.18

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Solution

The fourth proportional to 446,055.96, 668,943 and 146,487.18 is: 219,684.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,055.96 : 668,943 = 146,487.18 : x
  2. Step 2: Convert to fraction form
    446,055.96/668,943 = 146,487.18/x
  3. Step 3: Cross multiply
    446,055.96x = 668,943 × 146,487.18
  4. Step 4: Simplify right side
    446,055.96x = 97,991,573,650.74
  5. Step 5: Solve for x
    x = 97,991,573,650.74/446,055.96
  6. Step 6: Final answer
    x = 219,684.48

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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.