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Finding the Fourth Proportional to 552,352.96, 828,004.56 and 352,111.24

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Solution

The fourth proportional to 552,352.96, 828,004.56 and 352,111.24 is: 527,832.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,352.96 : 828,004.56 = 352,111.24 : x
  2. Step 2: Convert to fraction form
    552,352.96/828,004.56 = 352,111.24/x
  3. Step 3: Cross multiply
    552,352.96x = 828,004.56 × 352,111.24
  4. Step 4: Simplify right side
    552,352.96x = 291,549,712,347.25
  5. Step 5: Solve for x
    x = 291,549,712,347.25/552,352.96
  6. Step 6: Final answer
    x = 527,832.26

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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.