Home / 451,948.15-623,686.73-248,002.48

Finding the Fourth Proportional to 451,948.15, 623,686.73 and 248,002.48

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Solution

The fourth proportional to 451,948.15, 623,686.73 and 248,002.48 is: 342,242.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,948.15 : 623,686.73 = 248,002.48 : x
  2. Step 2: Convert to fraction form
    451,948.15/623,686.73 = 248,002.48/x
  3. Step 3: Cross multiply
    451,948.15x = 623,686.73 × 248,002.48
  4. Step 4: Simplify right side
    451,948.15x = 154,675,854,693.48
  5. Step 5: Solve for x
    x = 154,675,854,693.48/451,948.15
  6. Step 6: Final answer
    x = 342,242.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.