Home / 985,547.00-1,477,161.42-445,172.52

Finding the Fourth Proportional to 985,547.00, 1,477,161.42 and 445,172.52

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Solution

The fourth proportional to 985,547.00, 1,477,161.42 and 445,172.52 is: 667,235.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,547.00 : 1,477,161.42 = 445,172.52 : x
  2. Step 2: Convert to fraction form
    985,547.00/1,477,161.42 = 445,172.52/x
  3. Step 3: Cross multiply
    985,547.00x = 1,477,161.42 × 445,172.52
  4. Step 4: Simplify right side
    985,547.00x = 657,591,671,788.18
  5. Step 5: Solve for x
    x = 657,591,671,788.18/985,547.00
  6. Step 6: Final answer
    x = 667,235.23

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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.