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Finding the Fourth Proportional to 534,678.19, 802,017.29 and 179,692.22

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Solution

The fourth proportional to 534,678.19, 802,017.29 and 179,692.22 is: 269,538.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,678.19 : 802,017.29 = 179,692.22 : x
  2. Step 2: Convert to fraction form
    534,678.19/802,017.29 = 179,692.22/x
  3. Step 3: Cross multiply
    534,678.19x = 802,017.29 × 179,692.22
  4. Step 4: Simplify right side
    534,678.19x = 144,116,267,318.48
  5. Step 5: Solve for x
    x = 144,116,267,318.48/534,678.19
  6. Step 6: Final answer
    x = 269,538.33

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Double scale
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Similar ratio
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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.