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Finding the Fourth Proportional to 346,692.04, 478,522.02 and 195,876.52

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Solution

The fourth proportional to 346,692.04, 478,522.02 and 195,876.52 is: 270,358.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,692.04 : 478,522.02 = 195,876.52 : x
  2. Step 2: Convert to fraction form
    346,692.04/478,522.02 = 195,876.52/x
  3. Step 3: Cross multiply
    346,692.04x = 478,522.02 × 195,876.52
  4. Step 4: Simplify right side
    346,692.04x = 93,731,228,020.97
  5. Step 5: Solve for x
    x = 93,731,228,020.97/346,692.04
  6. Step 6: Final answer
    x = 270,358.75

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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.