Home / 1,209,975.04-1,814,962.56-323,488

Finding the Fourth Proportional to 1,209,975.04, 1,814,962.56 and 323,488

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Solution

The fourth proportional to 1,209,975.04, 1,814,962.56 and 323,488 is: 485,232

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,975.04 : 1,814,962.56 = 323,488 : x
  2. Step 2: Convert to fraction form
    1,209,975.04/1,814,962.56 = 323,488/x
  3. Step 3: Cross multiply
    1,209,975.04x = 1,814,962.56 × 323,488
  4. Step 4: Simplify right side
    1,209,975.04x = 587,118,608,609.28
  5. Step 5: Solve for x
    x = 587,118,608,609.28/1,209,975.04
  6. Step 6: Final answer
    x = 485,232

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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.