Home / 456,214.33-684,277.47-140,586.49

Finding the Fourth Proportional to 456,214.33, 684,277.47 and 140,586.49

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Solution

The fourth proportional to 456,214.33, 684,277.47 and 140,586.49 is: 210,866.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,214.33 : 684,277.47 = 140,586.49 : x
  2. Step 2: Convert to fraction form
    456,214.33/684,277.47 = 140,586.49/x
  3. Step 3: Cross multiply
    456,214.33x = 684,277.47 × 140,586.49
  4. Step 4: Simplify right side
    456,214.33x = 96,200,167,693.38
  5. Step 5: Solve for x
    x = 96,200,167,693.38/456,214.33
  6. Step 6: Final answer
    x = 210,866.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.