Home / 874,518.63-1,308,815.12-537,772.57

Finding the Fourth Proportional to 874,518.63, 1,308,815.12 and 537,772.57

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Solution

The fourth proportional to 874,518.63, 1,308,815.12 and 537,772.57 is: 804,836.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,518.63 : 1,308,815.12 = 537,772.57 : x
  2. Step 2: Convert to fraction form
    874,518.63/1,308,815.12 = 537,772.57/x
  3. Step 3: Cross multiply
    874,518.63x = 1,308,815.12 × 537,772.57
  4. Step 4: Simplify right side
    874,518.63x = 703,844,864,193.18
  5. Step 5: Solve for x
    x = 703,844,864,193.18/874,518.63
  6. Step 6: Final answer
    x = 804,836.91

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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.