Home / 850,082.62-1,173,113.91-468,108.46

Finding the Fourth Proportional to 850,082.62, 1,173,113.91 and 468,108.46

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Solution

The fourth proportional to 850,082.62, 1,173,113.91 and 468,108.46 is: 645,989.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,082.62 : 1,173,113.91 = 468,108.46 : x
  2. Step 2: Convert to fraction form
    850,082.62/1,173,113.91 = 468,108.46/x
  3. Step 3: Cross multiply
    850,082.62x = 1,173,113.91 × 468,108.46
  4. Step 4: Simplify right side
    850,082.62x = 549,144,545,814.68
  5. Step 5: Solve for x
    x = 549,144,545,814.68/850,082.62
  6. Step 6: Final answer
    x = 645,989.62

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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.