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Finding the Fourth Proportional to 536,869.76, 805,460.49 and 334,331.69

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Solution

The fourth proportional to 536,869.76, 805,460.49 and 334,331.69 is: 501,594.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,869.76 : 805,460.49 = 334,331.69 : x
  2. Step 2: Convert to fraction form
    536,869.76/805,460.49 = 334,331.69/x
  3. Step 3: Cross multiply
    536,869.76x = 805,460.49 × 334,331.69
  4. Step 4: Simplify right side
    536,869.76x = 269,290,962,822.63
  5. Step 5: Solve for x
    x = 269,290,962,822.63/536,869.76
  6. Step 6: Final answer
    x = 501,594.59

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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.