Home / 445,823.47-668,594.87-146,234.39

Finding the Fourth Proportional to 445,823.47, 668,594.87 and 146,234.39

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Solution

The fourth proportional to 445,823.47, 668,594.87 and 146,234.39 is: 219,305.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,823.47 : 668,594.87 = 146,234.39 : x
  2. Step 2: Convert to fraction form
    445,823.47/668,594.87 = 146,234.39/x
  3. Step 3: Cross multiply
    445,823.47x = 668,594.87 × 146,234.39
  4. Step 4: Simplify right side
    445,823.47x = 97,771,562,971.58
  5. Step 5: Solve for x
    x = 97,771,562,971.58/445,823.47
  6. Step 6: Final answer
    x = 219,305.55

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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.