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Finding the Fourth Proportional to 292,351.33, 403,444.84 and 158,215.33

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Solution

The fourth proportional to 292,351.33, 403,444.84 and 158,215.33 is: 218,337.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,351.33 : 403,444.84 = 158,215.33 : x
  2. Step 2: Convert to fraction form
    292,351.33/403,444.84 = 158,215.33/x
  3. Step 3: Cross multiply
    292,351.33x = 403,444.84 × 158,215.33
  4. Step 4: Simplify right side
    292,351.33x = 63,831,158,497.40
  5. Step 5: Solve for x
    x = 63,831,158,497.40/292,351.33
  6. Step 6: Final answer
    x = 218,337.16

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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.