Home / 963,210.89-1,443,697.32-363,790.64

Finding the Fourth Proportional to 963,210.89, 1,443,697.32 and 363,790.64

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Solution

The fourth proportional to 963,210.89, 1,443,697.32 and 363,790.64 is: 545,263.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,210.89 : 1,443,697.32 = 363,790.64 : x
  2. Step 2: Convert to fraction form
    963,210.89/1,443,697.32 = 363,790.64/x
  3. Step 3: Cross multiply
    963,210.89x = 1,443,697.32 × 363,790.64
  4. Step 4: Simplify right side
    963,210.89x = 525,203,576,982.54
  5. Step 5: Solve for x
    x = 525,203,576,982.54/963,210.89
  6. Step 6: Final answer
    x = 545,263.33

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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.