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Finding the Fourth Proportional to 623,026, 859,775.22 and 336,546.04

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Solution

The fourth proportional to 623,026, 859,775.22 and 336,546.04 is: 464,433.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,026 : 859,775.22 = 336,546.04 : x
  2. Step 2: Convert to fraction form
    623,026/859,775.22 = 336,546.04/x
  3. Step 3: Cross multiply
    623,026x = 859,775.22 × 336,546.04
  4. Step 4: Simplify right side
    623,026x = 289,353,945,581.13
  5. Step 5: Solve for x
    x = 289,353,945,581.13/623,026
  6. Step 6: Final answer
    x = 464,433.18

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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.