Home / 387,141.31-579,777.54-232,823.52

Finding the Fourth Proportional to 387,141.31, 579,777.54 and 232,823.52

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Solution

The fourth proportional to 387,141.31, 579,777.54 and 232,823.52 is: 348,673.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,141.31 : 579,777.54 = 232,823.52 : x
  2. Step 2: Convert to fraction form
    387,141.31/579,777.54 = 232,823.52/x
  3. Step 3: Cross multiply
    387,141.31x = 579,777.54 × 232,823.52
  4. Step 4: Simplify right side
    387,141.31x = 134,985,847,679.74
  5. Step 5: Solve for x
    x = 134,985,847,679.74/387,141.31
  6. Step 6: Final answer
    x = 348,673.32

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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.