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Finding the Fourth Proportional to 559,409.40, 839,114.10 and 160,063.20

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Solution

The fourth proportional to 559,409.40, 839,114.10 and 160,063.20 is: 240,094.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,409.40 : 839,114.10 = 160,063.20 : x
  2. Step 2: Convert to fraction form
    559,409.40/839,114.10 = 160,063.20/x
  3. Step 3: Cross multiply
    559,409.40x = 839,114.10 × 160,063.20
  4. Step 4: Simplify right side
    559,409.40x = 134,311,288,011.12
  5. Step 5: Solve for x
    x = 134,311,288,011.12/559,409.40
  6. Step 6: Final answer
    x = 240,094.80

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Similar ratio
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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.