Home / 347,733.18-521,599.76-189,875.52

Finding the Fourth Proportional to 347,733.18, 521,599.76 and 189,875.52

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Solution

The fourth proportional to 347,733.18, 521,599.76 and 189,875.52 is: 284,813.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,733.18 : 521,599.76 = 189,875.52 : x
  2. Step 2: Convert to fraction form
    347,733.18/521,599.76 = 189,875.52/x
  3. Step 3: Cross multiply
    347,733.18x = 521,599.76 × 189,875.52
  4. Step 4: Simplify right side
    347,733.18x = 99,039,025,661.88
  5. Step 5: Solve for x
    x = 99,039,025,661.88/347,733.18
  6. Step 6: Final answer
    x = 284,813.27

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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.