Home / 805,703.48-1,208,553.03-300,252.95

Finding the Fourth Proportional to 805,703.48, 1,208,553.03 and 300,252.95

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Solution

The fourth proportional to 805,703.48, 1,208,553.03 and 300,252.95 is: 450,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,703.48 : 1,208,553.03 = 300,252.95 : x
  2. Step 2: Convert to fraction form
    805,703.48/1,208,553.03 = 300,252.95/x
  3. Step 3: Cross multiply
    805,703.48x = 1,208,553.03 × 300,252.95
  4. Step 4: Simplify right side
    805,703.48x = 362,871,606,446.17
  5. Step 5: Solve for x
    x = 362,871,606,446.17/805,703.48
  6. Step 6: Final answer
    x = 450,378.60

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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.