Home / 677,259.60-1,018,231.80-633,406.80

Finding the Fourth Proportional to 677,259.60, 1,018,231.80 and 633,406.80

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Solution

The fourth proportional to 677,259.60, 1,018,231.80 and 633,406.80 is: 952,300.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,259.60 : 1,018,231.80 = 633,406.80 : x
  2. Step 2: Convert to fraction form
    677,259.60/1,018,231.80 = 633,406.80/x
  3. Step 3: Cross multiply
    677,259.60x = 1,018,231.80 × 633,406.80
  4. Step 4: Simplify right side
    677,259.60x = 644,954,946,096.24
  5. Step 5: Solve for x
    x = 644,954,946,096.24/677,259.60
  6. Step 6: Final answer
    x = 952,300.93

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1.5x scale

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.