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Finding the Fourth Proportional to 384,377.85, 572,620.53 and 367,106.22

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Solution

The fourth proportional to 384,377.85, 572,620.53 and 367,106.22 is: 546,890.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,377.85 : 572,620.53 = 367,106.22 : x
  2. Step 2: Convert to fraction form
    384,377.85/572,620.53 = 367,106.22/x
  3. Step 3: Cross multiply
    384,377.85x = 572,620.53 × 367,106.22
  4. Step 4: Simplify right side
    384,377.85x = 210,212,558,262.70
  5. Step 5: Solve for x
    x = 210,212,558,262.70/384,377.85
  6. Step 6: Final answer
    x = 546,890.41

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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.