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Finding the Fourth Proportional to 559,659.39, 839,485.67 and 160,300.89

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Solution

The fourth proportional to 559,659.39, 839,485.67 and 160,300.89 is: 240,450.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,659.39 : 839,485.67 = 160,300.89 : x
  2. Step 2: Convert to fraction form
    559,659.39/839,485.67 = 160,300.89/x
  3. Step 3: Cross multiply
    559,659.39x = 839,485.67 × 160,300.89
  4. Step 4: Simplify right side
    559,659.39x = 134,570,302,018.03
  5. Step 5: Solve for x
    x = 134,570,302,018.03/559,659.39
  6. Step 6: Final answer
    x = 240,450.36

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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.