Home / 384,634.37-577,080.05-242,315.35

Finding the Fourth Proportional to 384,634.37, 577,080.05 and 242,315.35

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Solution

The fourth proportional to 384,634.37, 577,080.05 and 242,315.35 is: 363,553.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,634.37 : 577,080.05 = 242,315.35 : x
  2. Step 2: Convert to fraction form
    384,634.37/577,080.05 = 242,315.35/x
  3. Step 3: Cross multiply
    384,634.37x = 577,080.05 × 242,315.35
  4. Step 4: Simplify right side
    384,634.37x = 139,835,351,639.49
  5. Step 5: Solve for x
    x = 139,835,351,639.49/384,634.37
  6. Step 6: Final answer
    x = 363,553.97

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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.