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Finding the Fourth Proportional to 552,653.48, 828,980.14 and 153,294.26

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Solution

The fourth proportional to 552,653.48, 828,980.14 and 153,294.26 is: 229,941.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,653.48 : 828,980.14 = 153,294.26 : x
  2. Step 2: Convert to fraction form
    552,653.48/828,980.14 = 153,294.26/x
  3. Step 3: Cross multiply
    552,653.48x = 828,980.14 × 153,294.26
  4. Step 4: Simplify right side
    552,653.48x = 127,077,897,116.00
  5. Step 5: Solve for x
    x = 127,077,897,116.00/552,653.48
  6. Step 6: Final answer
    x = 229,941.37

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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.