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Finding the Fourth Proportional to 937,052, 1,293,032.54 and 529,129.12

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Solution

The fourth proportional to 937,052, 1,293,032.54 and 529,129.12 is: 730,142.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,052 : 1,293,032.54 = 529,129.12 : x
  2. Step 2: Convert to fraction form
    937,052/1,293,032.54 = 529,129.12/x
  3. Step 3: Cross multiply
    937,052x = 1,293,032.54 × 529,129.12
  4. Step 4: Simplify right side
    937,052x = 684,181,170,021.57
  5. Step 5: Solve for x
    x = 684,181,170,021.57/937,052
  6. Step 6: Final answer
    x = 730,142.16

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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.