Home / 801,119.63-1,200,848.84-500,911.05

Finding the Fourth Proportional to 801,119.63, 1,200,848.84 and 500,911.05

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Solution

The fourth proportional to 801,119.63, 1,200,848.84 and 500,911.05 is: 750,847.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,119.63 : 1,200,848.84 = 500,911.05 : x
  2. Step 2: Convert to fraction form
    801,119.63/1,200,848.84 = 500,911.05/x
  3. Step 3: Cross multiply
    801,119.63x = 1,200,848.84 × 500,911.05
  4. Step 4: Simplify right side
    801,119.63x = 601,518,460,030.35
  5. Step 5: Solve for x
    x = 601,518,460,030.35/801,119.63
  6. Step 6: Final answer
    x = 750,847.23

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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.