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Finding the Fourth Proportional to 334,009.98, 500,890.77 and 144,497.79

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Solution

The fourth proportional to 334,009.98, 500,890.77 and 144,497.79 is: 216,692.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,009.98 : 500,890.77 = 144,497.79 : x
  2. Step 2: Convert to fraction form
    334,009.98/500,890.77 = 144,497.79/x
  3. Step 3: Cross multiply
    334,009.98x = 500,890.77 × 144,497.79
  4. Step 4: Simplify right side
    334,009.98x = 72,377,609,296.40
  5. Step 5: Solve for x
    x = 72,377,609,296.40/334,009.98
  6. Step 6: Final answer
    x = 216,692.95

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1.5x scale

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.