Home / 258,457.41-386,712.27-232,235.28

Finding the Fourth Proportional to 258,457.41, 386,712.27 and 232,235.28

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Solution

The fourth proportional to 258,457.41, 386,712.27 and 232,235.28 is: 347,477.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,457.41 : 386,712.27 = 232,235.28 : x
  2. Step 2: Convert to fraction form
    258,457.41/386,712.27 = 232,235.28/x
  3. Step 3: Cross multiply
    258,457.41x = 386,712.27 × 232,235.28
  4. Step 4: Simplify right side
    258,457.41x = 89,808,232,302.89
  5. Step 5: Solve for x
    x = 89,808,232,302.89/258,457.41
  6. Step 6: Final answer
    x = 347,477.88

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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.