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Finding the Fourth Proportional to 384,485.56, 526,736.46 and 370,110.08

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Solution

The fourth proportional to 384,485.56, 526,736.46 and 370,110.08 is: 507,042.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,485.56 : 526,736.46 = 370,110.08 : x
  2. Step 2: Convert to fraction form
    384,485.56/526,736.46 = 370,110.08/x
  3. Step 3: Cross multiply
    384,485.56x = 526,736.46 × 370,110.08
  4. Step 4: Simplify right side
    384,485.56x = 194,950,473,349.52
  5. Step 5: Solve for x
    x = 194,950,473,349.52/384,485.56
  6. Step 6: Final answer
    x = 507,042.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.