Home / 884,246.40-1,325,203.20-634,636.80

Finding the Fourth Proportional to 884,246.40, 1,325,203.20 and 634,636.80

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Solution

The fourth proportional to 884,246.40, 1,325,203.20 and 634,636.80 is: 951,118.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,246.40 : 1,325,203.20 = 634,636.80 : x
  2. Step 2: Convert to fraction form
    884,246.40/1,325,203.20 = 634,636.80/x
  3. Step 3: Cross multiply
    884,246.40x = 1,325,203.20 × 634,636.80
  4. Step 4: Simplify right side
    884,246.40x = 841,022,718,197.76
  5. Step 5: Solve for x
    x = 841,022,718,197.76/884,246.40
  6. Step 6: Final answer
    x = 951,118.06

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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.