Home / 848,561.19-1,273,395.89-316,507.83

Finding the Fourth Proportional to 848,561.19, 1,273,395.89 and 316,507.83

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Solution

The fourth proportional to 848,561.19, 1,273,395.89 and 316,507.83 is: 474,968.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,561.19 : 1,273,395.89 = 316,507.83 : x
  2. Step 2: Convert to fraction form
    848,561.19/1,273,395.89 = 316,507.83/x
  3. Step 3: Cross multiply
    848,561.19x = 1,273,395.89 × 316,507.83
  4. Step 4: Simplify right side
    848,561.19x = 403,039,769,874.82
  5. Step 5: Solve for x
    x = 403,039,769,874.82/848,561.19
  6. Step 6: Final answer
    x = 474,968.42

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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.