Home / 579,730.11-800,035.43-434,278.22

Finding the Fourth Proportional to 579,730.11, 800,035.43 and 434,278.22

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Solution

The fourth proportional to 579,730.11, 800,035.43 and 434,278.22 is: 599,309.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,730.11 : 800,035.43 = 434,278.22 : x
  2. Step 2: Convert to fraction form
    579,730.11/800,035.43 = 434,278.22/x
  3. Step 3: Cross multiply
    579,730.11x = 800,035.43 × 434,278.22
  4. Step 4: Simplify right side
    579,730.11x = 347,437,956,305.77
  5. Step 5: Solve for x
    x = 347,437,956,305.77/579,730.11
  6. Step 6: Final answer
    x = 599,309.83

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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.