Home / 907,533.18-1,361,504.61-300,319.92

Finding the Fourth Proportional to 907,533.18, 1,361,504.61 and 300,319.92

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Solution

The fourth proportional to 907,533.18, 1,361,504.61 and 300,319.92 is: 450,547.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,533.18 : 1,361,504.61 = 300,319.92 : x
  2. Step 2: Convert to fraction form
    907,533.18/1,361,504.61 = 300,319.92/x
  3. Step 3: Cross multiply
    907,533.18x = 1,361,504.61 × 300,319.92
  4. Step 4: Simplify right side
    907,533.18x = 408,886,955,554.83
  5. Step 5: Solve for x
    x = 408,886,955,554.83/907,533.18
  6. Step 6: Final answer
    x = 450,547.67

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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.