Home / 578,535.41-798,370.12-323,895.71

Finding the Fourth Proportional to 578,535.41, 798,370.12 and 323,895.71

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Solution

The fourth proportional to 578,535.41, 798,370.12 and 323,895.71 is: 446,971.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,535.41 : 798,370.12 = 323,895.71 : x
  2. Step 2: Convert to fraction form
    578,535.41/798,370.12 = 323,895.71/x
  3. Step 3: Cross multiply
    578,535.41x = 798,370.12 × 323,895.71
  4. Step 4: Simplify right side
    578,535.41x = 258,588,659,260.98
  5. Step 5: Solve for x
    x = 258,588,659,260.98/578,535.41
  6. Step 6: Final answer
    x = 446,971.19

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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.