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Finding the Fourth Proportional to 673,851.32, 929,907.74 and 367,926.74

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Solution

The fourth proportional to 673,851.32, 929,907.74 and 367,926.74 is: 507,735.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,851.32 : 929,907.74 = 367,926.74 : x
  2. Step 2: Convert to fraction form
    673,851.32/929,907.74 = 367,926.74/x
  3. Step 3: Cross multiply
    673,851.32x = 929,907.74 × 367,926.74
  4. Step 4: Simplify right side
    673,851.32x = 342,137,916,789.80
  5. Step 5: Solve for x
    x = 342,137,916,789.80/673,851.32
  6. Step 6: Final answer
    x = 507,735.03

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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.