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Finding the Fourth Proportional to 333,888.28, 460,621.02 and 220,868.76

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Solution

The fourth proportional to 333,888.28, 460,621.02 and 220,868.76 is: 304,703.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,888.28 : 460,621.02 = 220,868.76 : x
  2. Step 2: Convert to fraction form
    333,888.28/460,621.02 = 220,868.76/x
  3. Step 3: Cross multiply
    333,888.28x = 460,621.02 × 220,868.76
  4. Step 4: Simplify right side
    333,888.28x = 101,736,793,517.34
  5. Step 5: Solve for x
    x = 101,736,793,517.34/333,888.28
  6. Step 6: Final answer
    x = 304,703.10

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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.