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Finding the Fourth Proportional to 574,524.88, 792,256.30 and 380,865.22

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Solution

The fourth proportional to 574,524.88, 792,256.30 and 380,865.22 is: 525,204.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,524.88 : 792,256.30 = 380,865.22 : x
  2. Step 2: Convert to fraction form
    574,524.88/792,256.30 = 380,865.22/x
  3. Step 3: Cross multiply
    574,524.88x = 792,256.30 × 380,865.22
  4. Step 4: Simplify right side
    574,524.88x = 301,742,867,063.08
  5. Step 5: Solve for x
    x = 301,742,867,063.08/574,524.88
  6. Step 6: Final answer
    x = 525,204.18

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1.5x scale

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.