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Finding the Fourth Proportional to 333,392.76, 460,156.95 and 212,509.98

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Solution

The fourth proportional to 333,392.76, 460,156.95 and 212,509.98 is: 293,311.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,392.76 : 460,156.95 = 212,509.98 : x
  2. Step 2: Convert to fraction form
    333,392.76/460,156.95 = 212,509.98/x
  3. Step 3: Cross multiply
    333,392.76x = 460,156.95 × 212,509.98
  4. Step 4: Simplify right side
    333,392.76x = 97,787,944,241.36
  5. Step 5: Solve for x
    x = 97,787,944,241.36/333,392.76
  6. Step 6: Final answer
    x = 293,311.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.