Home / 1,054,296.31-1,581,430.27-255,584.74

Finding the Fourth Proportional to 1,054,296.31, 1,581,430.27 and 255,584.74

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Solution

The fourth proportional to 1,054,296.31, 1,581,430.27 and 255,584.74 is: 383,373.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,296.31 : 1,581,430.27 = 255,584.74 : x
  2. Step 2: Convert to fraction form
    1,054,296.31/1,581,430.27 = 255,584.74/x
  3. Step 3: Cross multiply
    1,054,296.31x = 1,581,430.27 × 255,584.74
  4. Step 4: Simplify right side
    1,054,296.31x = 404,189,444,386.08
  5. Step 5: Solve for x
    x = 404,189,444,386.08/1,054,296.31
  6. Step 6: Final answer
    x = 383,373.67

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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.