Home / 356,511.48-534,407.37-223,485.15

Finding the Fourth Proportional to 356,511.48, 534,407.37 and 223,485.15

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Solution

The fourth proportional to 356,511.48, 534,407.37 and 223,485.15 is: 335,002.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,511.48 : 534,407.37 = 223,485.15 : x
  2. Step 2: Convert to fraction form
    356,511.48/534,407.37 = 223,485.15/x
  3. Step 3: Cross multiply
    356,511.48x = 534,407.37 × 223,485.15
  4. Step 4: Simplify right side
    356,511.48x = 119,432,112,165.60
  5. Step 5: Solve for x
    x = 119,432,112,165.60/356,511.48
  6. Step 6: Final answer
    x = 335,002.15

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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.