Home / 887,243.17-1,330,331.71-346,855.84

Finding the Fourth Proportional to 887,243.17, 1,330,331.71 and 346,855.84

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Solution

The fourth proportional to 887,243.17, 1,330,331.71 and 346,855.84 is: 520,075.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,243.17 : 1,330,331.71 = 346,855.84 : x
  2. Step 2: Convert to fraction form
    887,243.17/1,330,331.71 = 346,855.84/x
  3. Step 3: Cross multiply
    887,243.17x = 1,330,331.71 × 346,855.84
  4. Step 4: Simplify right side
    887,243.17x = 461,433,322,750.69
  5. Step 5: Solve for x
    x = 461,433,322,750.69/887,243.17
  6. Step 6: Final answer
    x = 520,075.37

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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.