Home / 848,947.68-1,273,579.02-280,368.18

Finding the Fourth Proportional to 848,947.68, 1,273,579.02 and 280,368.18

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Solution

The fourth proportional to 848,947.68, 1,273,579.02 and 280,368.18 is: 420,604.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,947.68 : 1,273,579.02 = 280,368.18 : x
  2. Step 2: Convert to fraction form
    848,947.68/1,273,579.02 = 280,368.18/x
  3. Step 3: Cross multiply
    848,947.68x = 1,273,579.02 × 280,368.18
  4. Step 4: Simplify right side
    848,947.68x = 357,071,031,923.58
  5. Step 5: Solve for x
    x = 357,071,031,923.58/848,947.68
  6. Step 6: Final answer
    x = 420,604.28

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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.