Home / 451,972-623,719.68-248,026.36

Finding the Fourth Proportional to 451,972, 623,719.68 and 248,026.36

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Solution

The fourth proportional to 451,972, 623,719.68 and 248,026.36 is: 342,275.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,972 : 623,719.68 = 248,026.36 : x
  2. Step 2: Convert to fraction form
    451,972/623,719.68 = 248,026.36/x
  3. Step 3: Cross multiply
    451,972x = 623,719.68 × 248,026.36
  4. Step 4: Simplify right side
    451,972x = 154,698,921,890.77
  5. Step 5: Solve for x
    x = 154,698,921,890.77/451,972
  6. Step 6: Final answer
    x = 342,275.45

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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.