Home / 966,025.60-1,449,038.40-667,427.20

Finding the Fourth Proportional to 966,025.60, 1,449,038.40 and 667,427.20

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Solution

The fourth proportional to 966,025.60, 1,449,038.40 and 667,427.20 is: 1,001,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,025.60 : 1,449,038.40 = 667,427.20 : x
  2. Step 2: Convert to fraction form
    966,025.60/1,449,038.40 = 667,427.20/x
  3. Step 3: Cross multiply
    966,025.60x = 1,449,038.40 × 667,427.20
  4. Step 4: Simplify right side
    966,025.60x = 967,127,642,004.48
  5. Step 5: Solve for x
    x = 967,127,642,004.48/966,025.60
  6. Step 6: Final answer
    x = 1,001,140.80

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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.