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Finding the Fourth Proportional to 292,682.61, 403,901.10 and 165,358.17

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Solution

The fourth proportional to 292,682.61, 403,901.10 and 165,358.17 is: 228,193.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,682.61 : 403,901.10 = 165,358.17 : x
  2. Step 2: Convert to fraction form
    292,682.61/403,901.10 = 165,358.17/x
  3. Step 3: Cross multiply
    292,682.61x = 403,901.10 × 165,358.17
  4. Step 4: Simplify right side
    292,682.61x = 66,788,346,756.99
  5. Step 5: Solve for x
    x = 66,788,346,756.99/292,682.61
  6. Step 6: Final answer
    x = 228,193.77

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1.5x scale

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.