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Finding the Fourth Proportional to 559,528.32, 839,411.82 and 180,470.34

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Solution

The fourth proportional to 559,528.32, 839,411.82 and 180,470.34 is: 270,744.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,528.32 : 839,411.82 = 180,470.34 : x
  2. Step 2: Convert to fraction form
    559,528.32/839,411.82 = 180,470.34/x
  3. Step 3: Cross multiply
    559,528.32x = 839,411.82 × 180,470.34
  4. Step 4: Simplify right side
    559,528.32x = 151,488,936,555.42
  5. Step 5: Solve for x
    x = 151,488,936,555.42/559,528.32
  6. Step 6: Final answer
    x = 270,744.00

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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.