Home / 775,859.52-1,163,740.95-371,339.04

Finding the Fourth Proportional to 775,859.52, 1,163,740.95 and 371,339.04

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Solution

The fourth proportional to 775,859.52, 1,163,740.95 and 371,339.04 is: 556,985.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,859.52 : 1,163,740.95 = 371,339.04 : x
  2. Step 2: Convert to fraction form
    775,859.52/1,163,740.95 = 371,339.04/x
  3. Step 3: Cross multiply
    775,859.52x = 1,163,740.95 × 371,339.04
  4. Step 4: Simplify right side
    775,859.52x = 432,142,447,181.69
  5. Step 5: Solve for x
    x = 432,142,447,181.69/775,859.52
  6. Step 6: Final answer
    x = 556,985.43

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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.