Home / 431,139.51-594,933.93-240,148.80

Finding the Fourth Proportional to 431,139.51, 594,933.93 and 240,148.80

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Solution

The fourth proportional to 431,139.51, 594,933.93 and 240,148.80 is: 331,383.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,139.51 : 594,933.93 = 240,148.80 : x
  2. Step 2: Convert to fraction form
    431,139.51/594,933.93 = 240,148.80/x
  3. Step 3: Cross multiply
    431,139.51x = 594,933.93 × 240,148.80
  4. Step 4: Simplify right side
    431,139.51x = 142,872,669,368.78
  5. Step 5: Solve for x
    x = 142,872,669,368.78/431,139.51
  6. Step 6: Final answer
    x = 331,383.85

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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.