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Finding the Fourth Proportional to 593,912.78, 890,859.89 and 144,632.88

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Solution

The fourth proportional to 593,912.78, 890,859.89 and 144,632.88 is: 216,947.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,912.78 : 890,859.89 = 144,632.88 : x
  2. Step 2: Convert to fraction form
    593,912.78/890,859.89 = 144,632.88/x
  3. Step 3: Cross multiply
    593,912.78x = 890,859.89 × 144,632.88
  4. Step 4: Simplify right side
    593,912.78x = 128,847,630,844.02
  5. Step 5: Solve for x
    x = 128,847,630,844.02/593,912.78
  6. Step 6: Final answer
    x = 216,947.06

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1.5x scale

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.