Home / 429,669.36-592,923.60-238,694.40

Finding the Fourth Proportional to 429,669.36, 592,923.60 and 238,694.40

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Solution

The fourth proportional to 429,669.36, 592,923.60 and 238,694.40 is: 329,387.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,669.36 : 592,923.60 = 238,694.40 : x
  2. Step 2: Convert to fraction form
    429,669.36/592,923.60 = 238,694.40/x
  3. Step 3: Cross multiply
    429,669.36x = 592,923.60 × 238,694.40
  4. Step 4: Simplify right side
    429,669.36x = 141,527,542,947.84
  5. Step 5: Solve for x
    x = 141,527,542,947.84/429,669.36
  6. Step 6: Final answer
    x = 329,387.10

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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.