Home / 380,821.58-567,827.74-370,358.83

Finding the Fourth Proportional to 380,821.58, 567,827.74 and 370,358.83

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Solution

The fourth proportional to 380,821.58, 567,827.74 and 370,358.83 is: 552,227.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,821.58 : 567,827.74 = 370,358.83 : x
  2. Step 2: Convert to fraction form
    380,821.58/567,827.74 = 370,358.83/x
  3. Step 3: Cross multiply
    380,821.58x = 567,827.74 × 370,358.83
  4. Step 4: Simplify right side
    380,821.58x = 210,300,017,427.94
  5. Step 5: Solve for x
    x = 210,300,017,427.94/380,821.58
  6. Step 6: Final answer
    x = 552,227.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.