Home / 1,073,005.70-1,609,724.55-314,845.70

Finding the Fourth Proportional to 1,073,005.70, 1,609,724.55 and 314,845.70

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Solution

The fourth proportional to 1,073,005.70, 1,609,724.55 and 314,845.70 is: 472,331.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,005.70 : 1,609,724.55 = 314,845.70 : x
  2. Step 2: Convert to fraction form
    1,073,005.70/1,609,724.55 = 314,845.70/x
  3. Step 3: Cross multiply
    1,073,005.70x = 1,609,724.55 × 314,845.70
  4. Step 4: Simplify right side
    1,073,005.70x = 506,814,852,751.94
  5. Step 5: Solve for x
    x = 506,814,852,751.94/1,073,005.70
  6. Step 6: Final answer
    x = 472,331.93

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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.