Home / 304,943.17-457,437.24-80,302.06

Finding the Fourth Proportional to 304,943.17, 457,437.24 and 80,302.06

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Solution

The fourth proportional to 304,943.17, 457,437.24 and 80,302.06 is: 120,459.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,943.17 : 457,437.24 = 80,302.06 : x
  2. Step 2: Convert to fraction form
    304,943.17/457,437.24 = 80,302.06/x
  3. Step 3: Cross multiply
    304,943.17x = 457,437.24 × 80,302.06
  4. Step 4: Simplify right side
    304,943.17x = 36,733,150,004.02
  5. Step 5: Solve for x
    x = 36,733,150,004.02/304,943.17
  6. Step 6: Final answer
    x = 120,459.00

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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.