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Finding the Fourth Proportional to 445,442.93, 614,800.58 and 264,255.45

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Solution

The fourth proportional to 445,442.93, 614,800.58 and 264,255.45 is: 364,725.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,442.93 : 614,800.58 = 264,255.45 : x
  2. Step 2: Convert to fraction form
    445,442.93/614,800.58 = 264,255.45/x
  3. Step 3: Cross multiply
    445,442.93x = 614,800.58 × 264,255.45
  4. Step 4: Simplify right side
    445,442.93x = 162,464,401,787.82
  5. Step 5: Solve for x
    x = 162,464,401,787.82/445,442.93
  6. Step 6: Final answer
    x = 364,725.52

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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.