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Finding the Fourth Proportional to 594,611.85, 891,442.10 and 310,159.70

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Solution

The fourth proportional to 594,611.85, 891,442.10 and 310,159.70 is: 464,991.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,611.85 : 891,442.10 = 310,159.70 : x
  2. Step 2: Convert to fraction form
    594,611.85/891,442.10 = 310,159.70/x
  3. Step 3: Cross multiply
    594,611.85x = 891,442.10 × 310,159.70
  4. Step 4: Simplify right side
    594,611.85x = 276,489,408,295.36
  5. Step 5: Solve for x
    x = 276,489,408,295.36/594,611.85
  6. Step 6: Final answer
    x = 464,991.42

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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.