Home / 965,399.42-1,448,052.09-358,305.91

Finding the Fourth Proportional to 965,399.42, 1,448,052.09 and 358,305.91

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Solution

The fourth proportional to 965,399.42, 1,448,052.09 and 358,305.91 is: 537,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,399.42 : 1,448,052.09 = 358,305.91 : x
  2. Step 2: Convert to fraction form
    965,399.42/1,448,052.09 = 358,305.91/x
  3. Step 3: Cross multiply
    965,399.42x = 1,448,052.09 × 358,305.91
  4. Step 4: Simplify right side
    965,399.42x = 518,845,616,871.07
  5. Step 5: Solve for x
    x = 518,845,616,871.07/965,399.42
  6. Step 6: Final answer
    x = 537,441.40

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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.