Home / 848,966.94-1,273,179.47-280,242.45

Finding the Fourth Proportional to 848,966.94, 1,273,179.47 and 280,242.45

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Solution

The fourth proportional to 848,966.94, 1,273,179.47 and 280,242.45 is: 420,274.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,966.94 : 1,273,179.47 = 280,242.45 : x
  2. Step 2: Convert to fraction form
    848,966.94/1,273,179.47 = 280,242.45/x
  3. Step 3: Cross multiply
    848,966.94x = 1,273,179.47 × 280,242.45
  4. Step 4: Simplify right side
    848,966.94x = 356,798,932,561.29
  5. Step 5: Solve for x
    x = 356,798,932,561.29/848,966.94
  6. Step 6: Final answer
    x = 420,274.24

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1.5x scale

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.