Home / 435,973.24-601,423.14-378,534.52

Finding the Fourth Proportional to 435,973.24, 601,423.14 and 378,534.52

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Solution

The fourth proportional to 435,973.24, 601,423.14 and 378,534.52 is: 522,186.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,973.24 : 601,423.14 = 378,534.52 : x
  2. Step 2: Convert to fraction form
    435,973.24/601,423.14 = 378,534.52/x
  3. Step 3: Cross multiply
    435,973.24x = 601,423.14 × 378,534.52
  4. Step 4: Simplify right side
    435,973.24x = 227,659,419,616.79
  5. Step 5: Solve for x
    x = 227,659,419,616.79/435,973.24
  6. Step 6: Final answer
    x = 522,186.68

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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.