Home / 874,518.38-1,308,814.75-537,772.32

Finding the Fourth Proportional to 874,518.38, 1,308,814.75 and 537,772.32

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Solution

The fourth proportional to 874,518.38, 1,308,814.75 and 537,772.32 is: 804,836.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,518.38 : 1,308,814.75 = 537,772.32 : x
  2. Step 2: Convert to fraction form
    874,518.38/1,308,814.75 = 537,772.32/x
  3. Step 3: Cross multiply
    874,518.38x = 1,308,814.75 × 537,772.32
  4. Step 4: Simplify right side
    874,518.38x = 703,844,335,324.79
  5. Step 5: Solve for x
    x = 703,844,335,324.79/874,518.38
  6. Step 6: Final answer
    x = 804,836.53

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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.