Home / 869,168.40-1,303,752.60-758,576.40

Finding the Fourth Proportional to 869,168.40, 1,303,752.60 and 758,576.40

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Solution

The fourth proportional to 869,168.40, 1,303,752.60 and 758,576.40 is: 1,137,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,168.40 : 1,303,752.60 = 758,576.40 : x
  2. Step 2: Convert to fraction form
    869,168.40/1,303,752.60 = 758,576.40/x
  3. Step 3: Cross multiply
    869,168.40x = 1,303,752.60 × 758,576.40
  4. Step 4: Simplify right side
    869,168.40x = 988,995,953,798.64
  5. Step 5: Solve for x
    x = 988,995,953,798.64/869,168.40
  6. Step 6: Final answer
    x = 1,137,864.60

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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.