Home / 855,121.67-1,180,052.35-473,148.45

Finding the Fourth Proportional to 855,121.67, 1,180,052.35 and 473,148.45

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Solution

The fourth proportional to 855,121.67, 1,180,052.35 and 473,148.45 is: 652,936.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,121.67 : 1,180,052.35 = 473,148.45 : x
  2. Step 2: Convert to fraction form
    855,121.67/1,180,052.35 = 473,148.45/x
  3. Step 3: Cross multiply
    855,121.67x = 1,180,052.35 × 473,148.45
  4. Step 4: Simplify right side
    855,121.67x = 558,339,940,321.36
  5. Step 5: Solve for x
    x = 558,339,940,321.36/855,121.67
  6. Step 6: Final answer
    x = 652,936.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.