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Finding the Fourth Proportional to 483,275.00, 666,900.95 and 268,428.77

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Solution

The fourth proportional to 483,275.00, 666,900.95 and 268,428.77 is: 370,421.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,275.00 : 666,900.95 = 268,428.77 : x
  2. Step 2: Convert to fraction form
    483,275.00/666,900.95 = 268,428.77/x
  3. Step 3: Cross multiply
    483,275.00x = 666,900.95 × 268,428.77
  4. Step 4: Simplify right side
    483,275.00x = 179,015,404,058.66
  5. Step 5: Solve for x
    x = 179,015,404,058.66/483,275.00
  6. Step 6: Final answer
    x = 370,421.41

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1.5x scale

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.