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Finding the Fourth Proportional to 297,368.79, 410,375.06 and 168,307.26

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Solution

The fourth proportional to 297,368.79, 410,375.06 and 168,307.26 is: 232,267.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,368.79 : 410,375.06 = 168,307.26 : x
  2. Step 2: Convert to fraction form
    297,368.79/410,375.06 = 168,307.26/x
  3. Step 3: Cross multiply
    297,368.79x = 410,375.06 × 168,307.26
  4. Step 4: Simplify right side
    297,368.79x = 69,069,101,920.94
  5. Step 5: Solve for x
    x = 69,069,101,920.94/297,368.79
  6. Step 6: Final answer
    x = 232,267.49

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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.