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Finding the Fourth Proportional to 220,511.94, 304,477.89 and 169,444.17

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Solution

The fourth proportional to 220,511.94, 304,477.89 and 169,444.17 is: 233,964.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,511.94 : 304,477.89 = 169,444.17 : x
  2. Step 2: Convert to fraction form
    220,511.94/304,477.89 = 169,444.17/x
  3. Step 3: Cross multiply
    220,511.94x = 304,477.89 × 169,444.17
  4. Step 4: Simplify right side
    220,511.94x = 51,592,003,354.40
  5. Step 5: Solve for x
    x = 51,592,003,354.40/220,511.94
  6. Step 6: Final answer
    x = 233,964.67

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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.