Home / 466,872.06-644,274.69-285,570.67

Finding the Fourth Proportional to 466,872.06, 644,274.69 and 285,570.67

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Solution

The fourth proportional to 466,872.06, 644,274.69 and 285,570.67 is: 394,082.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,872.06 : 644,274.69 = 285,570.67 : x
  2. Step 2: Convert to fraction form
    466,872.06/644,274.69 = 285,570.67/x
  3. Step 3: Cross multiply
    466,872.06x = 644,274.69 × 285,570.67
  4. Step 4: Simplify right side
    466,872.06x = 183,985,956,832.14
  5. Step 5: Solve for x
    x = 183,985,956,832.14/466,872.06
  6. Step 6: Final answer
    x = 394,082.17

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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.