Home / 637,682.24-879,973.08-365,555.04

Finding the Fourth Proportional to 637,682.24, 879,973.08 and 365,555.04

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Solution

The fourth proportional to 637,682.24, 879,973.08 and 365,555.04 is: 504,449.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,682.24 : 879,973.08 = 365,555.04 : x
  2. Step 2: Convert to fraction form
    637,682.24/879,973.08 = 365,555.04/x
  3. Step 3: Cross multiply
    637,682.24x = 879,973.08 × 365,555.04
  4. Step 4: Simplify right side
    637,682.24x = 321,678,594,458.32
  5. Step 5: Solve for x
    x = 321,678,594,458.32/637,682.24
  6. Step 6: Final answer
    x = 504,449.67

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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.