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Finding the Fourth Proportional to 248,887.30, 373,330.95 and 210,007.30

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Solution

The fourth proportional to 248,887.30, 373,330.95 and 210,007.30 is: 315,010.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,887.30 : 373,330.95 = 210,007.30 : x
  2. Step 2: Convert to fraction form
    248,887.30/373,330.95 = 210,007.30/x
  3. Step 3: Cross multiply
    248,887.30x = 373,330.95 × 210,007.30
  4. Step 4: Simplify right side
    248,887.30x = 78,402,224,815.94
  5. Step 5: Solve for x
    x = 78,402,224,815.94/248,887.30
  6. Step 6: Final answer
    x = 315,010.95

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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.