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Finding the Fourth Proportional to 635,153.17, 952,004.96 and 255,830.98

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Solution

The fourth proportional to 635,153.17, 952,004.96 and 255,830.98 is: 383,454.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,153.17 : 952,004.96 = 255,830.98 : x
  2. Step 2: Convert to fraction form
    635,153.17/952,004.96 = 255,830.98/x
  3. Step 3: Cross multiply
    635,153.17x = 952,004.96 × 255,830.98
  4. Step 4: Simplify right side
    635,153.17x = 243,552,355,842.48
  5. Step 5: Solve for x
    x = 243,552,355,842.48/635,153.17
  6. Step 6: Final answer
    x = 383,454.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.