Home / 347,732.18-521,598.26-189,874.52

Finding the Fourth Proportional to 347,732.18, 521,598.26 and 189,874.52

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Solution

The fourth proportional to 347,732.18, 521,598.26 and 189,874.52 is: 284,811.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,732.18 : 521,598.26 = 189,874.52 : x
  2. Step 2: Convert to fraction form
    347,732.18/521,598.26 = 189,874.52/x
  3. Step 3: Cross multiply
    347,732.18x = 521,598.26 × 189,874.52
  4. Step 4: Simplify right side
    347,732.18x = 99,038,219,250.34
  5. Step 5: Solve for x
    x = 99,038,219,250.34/347,732.18
  6. Step 6: Final answer
    x = 284,811.77

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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.