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Finding the Fourth Proportional to 559,574.19, 839,114.78 and 160,124.11

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Solution

The fourth proportional to 559,574.19, 839,114.78 and 160,124.11 is: 240,115.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,574.19 : 839,114.78 = 160,124.11 : x
  2. Step 2: Convert to fraction form
    559,574.19/839,114.78 = 160,124.11/x
  3. Step 3: Cross multiply
    559,574.19x = 839,114.78 × 160,124.11
  4. Step 4: Simplify right side
    559,574.19x = 134,362,504,436.94
  5. Step 5: Solve for x
    x = 134,362,504,436.94/559,574.19
  6. Step 6: Final answer
    x = 240,115.62

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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.