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Finding the Fourth Proportional to 292,962.47, 404,299.10 and 165,630.47

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Solution

The fourth proportional to 292,962.47, 404,299.10 and 165,630.47 is: 228,576.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,962.47 : 404,299.10 = 165,630.47 : x
  2. Step 2: Convert to fraction form
    292,962.47/404,299.10 = 165,630.47/x
  3. Step 3: Cross multiply
    292,962.47x = 404,299.10 × 165,630.47
  4. Step 4: Simplify right side
    292,962.47x = 66,964,249,953.58
  5. Step 5: Solve for x
    x = 66,964,249,953.58/292,962.47
  6. Step 6: Final answer
    x = 228,576.21

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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.