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Finding the Fourth Proportional to 673,074.26, 928,848.40 and 367,151.98

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Solution

The fourth proportional to 673,074.26, 928,848.40 and 367,151.98 is: 506,672.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,074.26 : 928,848.40 = 367,151.98 : x
  2. Step 2: Convert to fraction form
    673,074.26/928,848.40 = 367,151.98/x
  3. Step 3: Cross multiply
    673,074.26x = 928,848.40 × 367,151.98
  4. Step 4: Simplify right side
    673,074.26x = 341,028,529,179.83
  5. Step 5: Solve for x
    x = 341,028,529,179.83/673,074.26
  6. Step 6: Final answer
    x = 506,672.96

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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.