Home / 975,852.40-1,463,087.40-443,628.40

Finding the Fourth Proportional to 975,852.40, 1,463,087.40 and 443,628.40

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Solution

The fourth proportional to 975,852.40, 1,463,087.40 and 443,628.40 is: 665,128.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,852.40 : 1,463,087.40 = 443,628.40 : x
  2. Step 2: Convert to fraction form
    975,852.40/1,463,087.40 = 443,628.40/x
  3. Step 3: Cross multiply
    975,852.40x = 1,463,087.40 × 443,628.40
  4. Step 4: Simplify right side
    975,852.40x = 649,067,122,322.16
  5. Step 5: Solve for x
    x = 649,067,122,322.16/975,852.40
  6. Step 6: Final answer
    x = 665,128.38

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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.