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Finding the Fourth Proportional to 292,767.58, 438,812.43 and 134,664.22

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Solution

The fourth proportional to 292,767.58, 438,812.43 and 134,664.22 is: 201,840.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,767.58 : 438,812.43 = 134,664.22 : x
  2. Step 2: Convert to fraction form
    292,767.58/438,812.43 = 134,664.22/x
  3. Step 3: Cross multiply
    292,767.58x = 438,812.43 × 134,664.22
  4. Step 4: Simplify right side
    292,767.58x = 59,092,333,612.25
  5. Step 5: Solve for x
    x = 59,092,333,612.25/292,767.58
  6. Step 6: Final answer
    x = 201,840.43

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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.