Home / 874,868.34-1,207,318.33-472,460.34

Finding the Fourth Proportional to 874,868.34, 1,207,318.33 and 472,460.34

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Solution

The fourth proportional to 874,868.34, 1,207,318.33 and 472,460.34 is: 651,995.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,868.34 : 1,207,318.33 = 472,460.34 : x
  2. Step 2: Convert to fraction form
    874,868.34/1,207,318.33 = 472,460.34/x
  3. Step 3: Cross multiply
    874,868.34x = 1,207,318.33 × 472,460.34
  4. Step 4: Simplify right side
    874,868.34x = 570,410,033,798.05
  5. Step 5: Solve for x
    x = 570,410,033,798.05/874,868.34
  6. Step 6: Final answer
    x = 651,995.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.