Home / 427,325.55-589,890.83-266,260.17

Finding the Fourth Proportional to 427,325.55, 589,890.83 and 266,260.17

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Solution

The fourth proportional to 427,325.55, 589,890.83 and 266,260.17 is: 367,552.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,325.55 : 589,890.83 = 266,260.17 : x
  2. Step 2: Convert to fraction form
    427,325.55/589,890.83 = 266,260.17/x
  3. Step 3: Cross multiply
    427,325.55x = 589,890.83 × 266,260.17
  4. Step 4: Simplify right side
    427,325.55x = 157,064,432,677.24
  5. Step 5: Solve for x
    x = 157,064,432,677.24/427,325.55
  6. Step 6: Final answer
    x = 367,552.17

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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.