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Finding the Fourth Proportional to 369,775.86, 510,290.76 and 200,010.06

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Solution

The fourth proportional to 369,775.86, 510,290.76 and 200,010.06 is: 276,013.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,775.86 : 510,290.76 = 200,010.06 : x
  2. Step 2: Convert to fraction form
    369,775.86/510,290.76 = 200,010.06/x
  3. Step 3: Cross multiply
    369,775.86x = 510,290.76 × 200,010.06
  4. Step 4: Simplify right side
    369,775.86x = 102,063,285,525.05
  5. Step 5: Solve for x
    x = 102,063,285,525.05/369,775.86
  6. Step 6: Final answer
    x = 276,013.92

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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.