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Finding the Fourth Proportional to 593,812.26, 890,705.86 and 144,535.64

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Solution

The fourth proportional to 593,812.26, 890,705.86 and 144,535.64 is: 216,800.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,812.26 : 890,705.86 = 144,535.64 : x
  2. Step 2: Convert to fraction form
    593,812.26/890,705.86 = 144,535.64/x
  3. Step 3: Cross multiply
    593,812.26x = 890,705.86 × 144,535.64
  4. Step 4: Simplify right side
    593,812.26x = 128,738,736,711.98
  5. Step 5: Solve for x
    x = 128,738,736,711.98/593,812.26
  6. Step 6: Final answer
    x = 216,800.40

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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.