Home / 1,047,474.55-1,570,925.09-289,134.73

Finding the Fourth Proportional to 1,047,474.55, 1,570,925.09 and 289,134.73

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Solution

The fourth proportional to 1,047,474.55, 1,570,925.09 and 289,134.73 is: 433,622.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,474.55 : 1,570,925.09 = 289,134.73 : x
  2. Step 2: Convert to fraction form
    1,047,474.55/1,570,925.09 = 289,134.73/x
  3. Step 3: Cross multiply
    1,047,474.55x = 1,570,925.09 × 289,134.73
  4. Step 4: Simplify right side
    1,047,474.55x = 454,209,001,747.38
  5. Step 5: Solve for x
    x = 454,209,001,747.38/1,047,474.55
  6. Step 6: Final answer
    x = 433,622.95

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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.