Home / 848,908.88-1,273,092.64-280,184.40

Finding the Fourth Proportional to 848,908.88, 1,273,092.64 and 280,184.40

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Solution

The fourth proportional to 848,908.88, 1,273,092.64 and 280,184.40 is: 420,187.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,908.88 : 1,273,092.64 = 280,184.40 : x
  2. Step 2: Convert to fraction form
    848,908.88/1,273,092.64 = 280,184.40/x
  3. Step 3: Cross multiply
    848,908.88x = 1,273,092.64 × 280,184.40
  4. Step 4: Simplify right side
    848,908.88x = 356,700,697,482.82
  5. Step 5: Solve for x
    x = 356,700,697,482.82/848,908.88
  6. Step 6: Final answer
    x = 420,187.26

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Double scale
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Similar ratio
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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.