Home / 1,000,392.52-1,500,731.92-308,018.06

Finding the Fourth Proportional to 1,000,392.52, 1,500,731.92 and 308,018.06

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Solution

The fourth proportional to 1,000,392.52, 1,500,731.92 and 308,018.06 is: 462,071.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,392.52 : 1,500,731.92 = 308,018.06 : x
  2. Step 2: Convert to fraction form
    1,000,392.52/1,500,731.92 = 308,018.06/x
  3. Step 3: Cross multiply
    1,000,392.52x = 1,500,731.92 × 308,018.06
  4. Step 4: Simplify right side
    1,000,392.52x = 462,252,531,596.69
  5. Step 5: Solve for x
    x = 462,252,531,596.69/1,000,392.52
  6. Step 6: Final answer
    x = 462,071.16

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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.