Home / 963,049.98-1,444,571.46-289,128.36

Finding the Fourth Proportional to 963,049.98, 1,444,571.46 and 289,128.36

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Solution

The fourth proportional to 963,049.98, 1,444,571.46 and 289,128.36 is: 433,691.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,049.98 : 1,444,571.46 = 289,128.36 : x
  2. Step 2: Convert to fraction form
    963,049.98/1,444,571.46 = 289,128.36/x
  3. Step 3: Cross multiply
    963,049.98x = 1,444,571.46 × 289,128.36
  4. Step 4: Simplify right side
    963,049.98x = 417,666,577,132.61
  5. Step 5: Solve for x
    x = 417,666,577,132.61/963,049.98
  6. Step 6: Final answer
    x = 433,691.49

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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.