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Finding the Fourth Proportional to 552,237.31, 828,370.06 and 152,881.53

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Solution

The fourth proportional to 552,237.31, 828,370.06 and 152,881.53 is: 229,326.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,237.31 : 828,370.06 = 152,881.53 : x
  2. Step 2: Convert to fraction form
    552,237.31/828,370.06 = 152,881.53/x
  3. Step 3: Cross multiply
    552,237.31x = 828,370.06 × 152,881.53
  4. Step 4: Simplify right side
    552,237.31x = 126,642,478,690.40
  5. Step 5: Solve for x
    x = 126,642,478,690.40/552,237.31
  6. Step 6: Final answer
    x = 229,326.19

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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.