Home / 873,898.61-1,310,918.66-242,812.49

Finding the Fourth Proportional to 873,898.61, 1,310,918.66 and 242,812.49

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Solution

The fourth proportional to 873,898.61, 1,310,918.66 and 242,812.49 is: 364,238.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,898.61 : 1,310,918.66 = 242,812.49 : x
  2. Step 2: Convert to fraction form
    873,898.61/1,310,918.66 = 242,812.49/x
  3. Step 3: Cross multiply
    873,898.61x = 1,310,918.66 × 242,812.49
  4. Step 4: Simplify right side
    873,898.61x = 318,307,422,808.00
  5. Step 5: Solve for x
    x = 318,307,422,808.00/873,898.61
  6. Step 6: Final answer
    x = 364,238.39

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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.