Home / 1,030,330.86-1,545,321.33-272,180.58

Finding the Fourth Proportional to 1,030,330.86, 1,545,321.33 and 272,180.58

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Solution

The fourth proportional to 1,030,330.86, 1,545,321.33 and 272,180.58 is: 408,224.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,330.86 : 1,545,321.33 = 272,180.58 : x
  2. Step 2: Convert to fraction form
    1,030,330.86/1,545,321.33 = 272,180.58/x
  3. Step 3: Cross multiply
    1,030,330.86x = 1,545,321.33 × 272,180.58
  4. Step 4: Simplify right side
    1,030,330.86x = 420,606,455,885.77
  5. Step 5: Solve for x
    x = 420,606,455,885.77/1,030,330.86
  6. Step 6: Final answer
    x = 408,224.65

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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.