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Finding the Fourth Proportional to 292,580.48, 438,825.90 and 92,874.98

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Solution

The fourth proportional to 292,580.48, 438,825.90 and 92,874.98 is: 139,298.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,580.48 : 438,825.90 = 92,874.98 : x
  2. Step 2: Convert to fraction form
    292,580.48/438,825.90 = 92,874.98/x
  3. Step 3: Cross multiply
    292,580.48x = 438,825.90 × 92,874.98
  4. Step 4: Simplify right side
    292,580.48x = 40,755,946,685.98
  5. Step 5: Solve for x
    x = 40,755,946,685.98/292,580.48
  6. Step 6: Final answer
    x = 139,298.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.