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Finding the Fourth Proportional to 292,576.50, 403,641.26 and 170,048.52

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Solution

The fourth proportional to 292,576.50, 403,641.26 and 170,048.52 is: 234,600.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,576.50 : 403,641.26 = 170,048.52 : x
  2. Step 2: Convert to fraction form
    292,576.50/403,641.26 = 170,048.52/x
  3. Step 3: Cross multiply
    292,576.50x = 403,641.26 × 170,048.52
  4. Step 4: Simplify right side
    292,576.50x = 68,638,598,873.94
  5. Step 5: Solve for x
    x = 68,638,598,873.94/292,576.50
  6. Step 6: Final answer
    x = 234,600.52

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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.