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Finding the Fourth Proportional to 552,088.08, 761,829.03 and 322,699.14

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Solution

The fourth proportional to 552,088.08, 761,829.03 and 322,699.14 is: 445,294.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,088.08 : 761,829.03 = 322,699.14 : x
  2. Step 2: Convert to fraction form
    552,088.08/761,829.03 = 322,699.14/x
  3. Step 3: Cross multiply
    552,088.08x = 761,829.03 × 322,699.14
  4. Step 4: Simplify right side
    552,088.08x = 245,841,572,808.03
  5. Step 5: Solve for x
    x = 245,841,572,808.03/552,088.08
  6. Step 6: Final answer
    x = 445,294.11

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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.