Home / 448,064.24-671,396.20-281,502.32

Finding the Fourth Proportional to 448,064.24, 671,396.20 and 281,502.32

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Solution

The fourth proportional to 448,064.24, 671,396.20 and 281,502.32 is: 421,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,064.24 : 671,396.20 = 281,502.32 : x
  2. Step 2: Convert to fraction form
    448,064.24/671,396.20 = 281,502.32/x
  3. Step 3: Cross multiply
    448,064.24x = 671,396.20 × 281,502.32
  4. Step 4: Simplify right side
    448,064.24x = 188,999,587,939.18
  5. Step 5: Solve for x
    x = 188,999,587,939.18/448,064.24
  6. Step 6: Final answer
    x = 421,813.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.