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Finding the Fourth Proportional to 576,496.85, 864,329.74 and 351,804.47

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Solution

The fourth proportional to 576,496.85, 864,329.74 and 351,804.47 is: 527,453.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,496.85 : 864,329.74 = 351,804.47 : x
  2. Step 2: Convert to fraction form
    576,496.85/864,329.74 = 351,804.47/x
  3. Step 3: Cross multiply
    576,496.85x = 864,329.74 × 351,804.47
  4. Step 4: Simplify right side
    576,496.85x = 304,075,060,884.78
  5. Step 5: Solve for x
    x = 304,075,060,884.78/576,496.85
  6. Step 6: Final answer
    x = 527,453.12

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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.