Home / 427,020.46-589,237.64-236,000.59

Finding the Fourth Proportional to 427,020.46, 589,237.64 and 236,000.59

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Solution

The fourth proportional to 427,020.46, 589,237.64 and 236,000.59 is: 325,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,020.46 : 589,237.64 = 236,000.59 : x
  2. Step 2: Convert to fraction form
    427,020.46/589,237.64 = 236,000.59/x
  3. Step 3: Cross multiply
    427,020.46x = 589,237.64 × 236,000.59
  4. Step 4: Simplify right side
    427,020.46x = 139,060,428,922.11
  5. Step 5: Solve for x
    x = 139,060,428,922.11/427,020.46
  6. Step 6: Final answer
    x = 325,652.85

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1.5x scale

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.