Home / 965,372.79-1,448,274.48-316,977.87

Finding the Fourth Proportional to 965,372.79, 1,448,274.48 and 316,977.87

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Solution

The fourth proportional to 965,372.79, 1,448,274.48 and 316,977.87 is: 475,537.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,372.79 : 1,448,274.48 = 316,977.87 : x
  2. Step 2: Convert to fraction form
    965,372.79/1,448,274.48 = 316,977.87/x
  3. Step 3: Cross multiply
    965,372.79x = 1,448,274.48 × 316,977.87
  4. Step 4: Simplify right side
    965,372.79x = 459,070,959,845.76
  5. Step 5: Solve for x
    x = 459,070,959,845.76/965,372.79
  6. Step 6: Final answer
    x = 475,537.50

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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.