Home / 434,790.13-599,734.24-314,108.77

Finding the Fourth Proportional to 434,790.13, 599,734.24 and 314,108.77

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Solution

The fourth proportional to 434,790.13, 599,734.24 and 314,108.77 is: 433,270.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,790.13 : 599,734.24 = 314,108.77 : x
  2. Step 2: Convert to fraction form
    434,790.13/599,734.24 = 314,108.77/x
  3. Step 3: Cross multiply
    434,790.13x = 599,734.24 × 314,108.77
  4. Step 4: Simplify right side
    434,790.13x = 188,381,784,453.29
  5. Step 5: Solve for x
    x = 188,381,784,453.29/434,790.13
  6. Step 6: Final answer
    x = 433,270.61

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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.