Home / 487,985.44-730,912.04-202,811.35

Finding the Fourth Proportional to 487,985.44, 730,912.04 and 202,811.35

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Solution

The fourth proportional to 487,985.44, 730,912.04 and 202,811.35 is: 303,773.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,985.44 : 730,912.04 = 202,811.35 : x
  2. Step 2: Convert to fraction form
    487,985.44/730,912.04 = 202,811.35/x
  3. Step 3: Cross multiply
    487,985.44x = 730,912.04 × 202,811.35
  4. Step 4: Simplify right side
    487,985.44x = 148,237,252,895.04
  5. Step 5: Solve for x
    x = 148,237,252,895.04/487,985.44
  6. Step 6: Final answer
    x = 303,773.93

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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.