Home / 268,302.30-402,453.45-248,027.10

Finding the Fourth Proportional to 268,302.30, 402,453.45 and 248,027.10

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Solution

The fourth proportional to 268,302.30, 402,453.45 and 248,027.10 is: 372,040.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,302.30 : 402,453.45 = 248,027.10 : x
  2. Step 2: Convert to fraction form
    268,302.30/402,453.45 = 248,027.10/x
  3. Step 3: Cross multiply
    268,302.30x = 402,453.45 × 248,027.10
  4. Step 4: Simplify right side
    268,302.30x = 99,819,362,088.50
  5. Step 5: Solve for x
    x = 99,819,362,088.50/268,302.30
  6. Step 6: Final answer
    x = 372,040.65

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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.