Home / 965,740.47-1,448,841.48-291,828.50

Finding the Fourth Proportional to 965,740.47, 1,448,841.48 and 291,828.50

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Solution

The fourth proportional to 965,740.47, 1,448,841.48 and 291,828.50 is: 437,812.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,740.47 : 1,448,841.48 = 291,828.50 : x
  2. Step 2: Convert to fraction form
    965,740.47/1,448,841.48 = 291,828.50/x
  3. Step 3: Cross multiply
    965,740.47x = 1,448,841.48 × 291,828.50
  4. Step 4: Simplify right side
    965,740.47x = 422,813,230,507.44
  5. Step 5: Solve for x
    x = 422,813,230,507.44/965,740.47
  6. Step 6: Final answer
    x = 437,812.48

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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.