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Finding the Fourth Proportional to 233,602.22, 321,675.56 and 216,647.30

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Solution

The fourth proportional to 233,602.22, 321,675.56 and 216,647.30 is: 298,328.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,602.22 : 321,675.56 = 216,647.30 : x
  2. Step 2: Convert to fraction form
    233,602.22/321,675.56 = 216,647.30/x
  3. Step 3: Cross multiply
    233,602.22x = 321,675.56 × 216,647.30
  4. Step 4: Simplify right side
    233,602.22x = 69,690,141,549.99
  5. Step 5: Solve for x
    x = 69,690,141,549.99/233,602.22
  6. Step 6: Final answer
    x = 298,328.25

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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.