Home / 487,977.41-730,900.06-202,803.35

Finding the Fourth Proportional to 487,977.41, 730,900.06 and 202,803.35

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Solution

The fourth proportional to 487,977.41, 730,900.06 and 202,803.35 is: 303,761.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,977.41 : 730,900.06 = 202,803.35 : x
  2. Step 2: Convert to fraction form
    487,977.41/730,900.06 = 202,803.35/x
  3. Step 3: Cross multiply
    487,977.41x = 730,900.06 × 202,803.35
  4. Step 4: Simplify right side
    487,977.41x = 148,228,976,521.69
  5. Step 5: Solve for x
    x = 148,228,976,521.69/487,977.41
  6. Step 6: Final answer
    x = 303,761.96

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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.