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Finding the Fourth Proportional to 292,314.29, 438,483.62 and 92,630.25

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Solution

The fourth proportional to 292,314.29, 438,483.62 and 92,630.25 is: 138,949.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,314.29 : 438,483.62 = 92,630.25 : x
  2. Step 2: Convert to fraction form
    292,314.29/438,483.62 = 92,630.25/x
  3. Step 3: Cross multiply
    292,314.29x = 438,483.62 × 92,630.25
  4. Step 4: Simplify right side
    292,314.29x = 40,616,847,573.08
  5. Step 5: Solve for x
    x = 40,616,847,573.08/292,314.29
  6. Step 6: Final answer
    x = 138,949.24

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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.