Home / 1,047,267.78-1,570,870.26-289,155.56

Finding the Fourth Proportional to 1,047,267.78, 1,570,870.26 and 289,155.56

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Solution

The fourth proportional to 1,047,267.78, 1,570,870.26 and 289,155.56 is: 433,724.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,267.78 : 1,570,870.26 = 289,155.56 : x
  2. Step 2: Convert to fraction form
    1,047,267.78/1,570,870.26 = 289,155.56/x
  3. Step 3: Cross multiply
    1,047,267.78x = 1,570,870.26 × 289,155.56
  4. Step 4: Simplify right side
    1,047,267.78x = 454,225,869,717.65
  5. Step 5: Solve for x
    x = 454,225,869,717.65/1,047,267.78
  6. Step 6: Final answer
    x = 433,724.67

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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.