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Finding the Fourth Proportional to 559,482.56, 839,217.36 and 334,905.76

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Solution

The fourth proportional to 559,482.56, 839,217.36 and 334,905.76 is: 502,354.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,482.56 : 839,217.36 = 334,905.76 : x
  2. Step 2: Convert to fraction form
    559,482.56/839,217.36 = 334,905.76/x
  3. Step 3: Cross multiply
    559,482.56x = 839,217.36 × 334,905.76
  4. Step 4: Simplify right side
    559,482.56x = 281,058,727,755.99
  5. Step 5: Solve for x
    x = 281,058,727,755.99/559,482.56
  6. Step 6: Final answer
    x = 502,354.76

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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.