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Finding the Fourth Proportional to 593,870.40, 890,222.40 and 294,397.20

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Solution

The fourth proportional to 593,870.40, 890,222.40 and 294,397.20 is: 441,306.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,870.40 : 890,222.40 = 294,397.20 : x
  2. Step 2: Convert to fraction form
    593,870.40/890,222.40 = 294,397.20/x
  3. Step 3: Cross multiply
    593,870.40x = 890,222.40 × 294,397.20
  4. Step 4: Simplify right side
    593,870.40x = 262,078,981,937.28
  5. Step 5: Solve for x
    x = 262,078,981,937.28/593,870.40
  6. Step 6: Final answer
    x = 441,306.69

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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.