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Finding the Fourth Proportional to 529,018.16, 793,570.44 and 248,382.32

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Solution

The fourth proportional to 529,018.16, 793,570.44 and 248,382.32 is: 372,593.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,018.16 : 793,570.44 = 248,382.32 : x
  2. Step 2: Convert to fraction form
    529,018.16/793,570.44 = 248,382.32/x
  3. Step 3: Cross multiply
    529,018.16x = 793,570.44 × 248,382.32
  4. Step 4: Simplify right side
    529,018.16x = 197,108,866,970.62
  5. Step 5: Solve for x
    x = 197,108,866,970.62/529,018.16
  6. Step 6: Final answer
    x = 372,593.76

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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.