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Finding the Fourth Proportional to 594,761.32, 890,275.74 and 313,425.64

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Solution

The fourth proportional to 594,761.32, 890,275.74 and 313,425.64 is: 469,154.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,761.32 : 890,275.74 = 313,425.64 : x
  2. Step 2: Convert to fraction form
    594,761.32/890,275.74 = 313,425.64/x
  3. Step 3: Cross multiply
    594,761.32x = 890,275.74 × 313,425.64
  4. Step 4: Simplify right side
    594,761.32x = 279,035,243,585.97
  5. Step 5: Solve for x
    x = 279,035,243,585.97/594,761.32
  6. Step 6: Final answer
    x = 469,154.99

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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.