Home / 855,414.55-1,180,509.30-473,441.23

Finding the Fourth Proportional to 855,414.55, 1,180,509.30 and 473,441.23

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Solution

The fourth proportional to 855,414.55, 1,180,509.30 and 473,441.23 is: 653,369.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,414.55 : 1,180,509.30 = 473,441.23 : x
  2. Step 2: Convert to fraction form
    855,414.55/1,180,509.30 = 473,441.23/x
  3. Step 3: Cross multiply
    855,414.55x = 1,180,509.30 × 473,441.23
  4. Step 4: Simplify right side
    855,414.55x = 558,901,775,018.44
  5. Step 5: Solve for x
    x = 558,901,775,018.44/855,414.55
  6. Step 6: Final answer
    x = 653,369.50

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Double scale
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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.