Home / 888,090.50-1,225,594.06-485,682.50

Finding the Fourth Proportional to 888,090.50, 1,225,594.06 and 485,682.50

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Solution

The fourth proportional to 888,090.50, 1,225,594.06 and 485,682.50 is: 670,257.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,090.50 : 1,225,594.06 = 485,682.50 : x
  2. Step 2: Convert to fraction form
    888,090.50/1,225,594.06 = 485,682.50/x
  3. Step 3: Cross multiply
    888,090.50x = 1,225,594.06 × 485,682.50
  4. Step 4: Simplify right side
    888,090.50x = 595,249,587,045.95
  5. Step 5: Solve for x
    x = 595,249,587,045.95/888,090.50
  6. Step 6: Final answer
    x = 670,257.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.