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Finding the Fourth Proportional to 479,741.46, 662,038.74 and 264,883.08

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Solution

The fourth proportional to 479,741.46, 662,038.74 and 264,883.08 is: 365,536.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,741.46 : 662,038.74 = 264,883.08 : x
  2. Step 2: Convert to fraction form
    479,741.46/662,038.74 = 264,883.08/x
  3. Step 3: Cross multiply
    479,741.46x = 662,038.74 × 264,883.08
  4. Step 4: Simplify right side
    479,741.46x = 175,362,860,530.52
  5. Step 5: Solve for x
    x = 175,362,860,530.52/479,741.46
  6. Step 6: Final answer
    x = 365,536.18

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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.