Home / 444,521.36-666,803.52-145,001.36

Finding the Fourth Proportional to 444,521.36, 666,803.52 and 145,001.36

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Solution

The fourth proportional to 444,521.36, 666,803.52 and 145,001.36 is: 217,509.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,521.36 : 666,803.52 = 145,001.36 : x
  2. Step 2: Convert to fraction form
    444,521.36/666,803.52 = 145,001.36/x
  3. Step 3: Cross multiply
    444,521.36x = 666,803.52 × 145,001.36
  4. Step 4: Simplify right side
    444,521.36x = 96,687,417,252.79
  5. Step 5: Solve for x
    x = 96,687,417,252.79/444,521.36
  6. Step 6: Final answer
    x = 217,509.05

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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.