Home / 427,453.72-589,903.50-236,463.82

Finding the Fourth Proportional to 427,453.72, 589,903.50 and 236,463.82

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Solution

The fourth proportional to 427,453.72, 589,903.50 and 236,463.82 is: 326,329.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,453.72 : 589,903.50 = 236,463.82 : x
  2. Step 2: Convert to fraction form
    427,453.72/589,903.50 = 236,463.82/x
  3. Step 3: Cross multiply
    427,453.72x = 589,903.50 × 236,463.82
  4. Step 4: Simplify right side
    427,453.72x = 139,490,835,041.37
  5. Step 5: Solve for x
    x = 139,490,835,041.37/427,453.72
  6. Step 6: Final answer
    x = 326,329.68

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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.