Home / 816,575.48-1,224,784.02-247,961.51

Finding the Fourth Proportional to 816,575.48, 1,224,784.02 and 247,961.51

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Solution

The fourth proportional to 816,575.48, 1,224,784.02 and 247,961.51 is: 371,918.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,575.48 : 1,224,784.02 = 247,961.51 : x
  2. Step 2: Convert to fraction form
    816,575.48/1,224,784.02 = 247,961.51/x
  3. Step 3: Cross multiply
    816,575.48x = 1,224,784.02 × 247,961.51
  4. Step 4: Simplify right side
    816,575.48x = 303,699,295,023.07
  5. Step 5: Solve for x
    x = 303,699,295,023.07/816,575.48
  6. Step 6: Final answer
    x = 371,918.22

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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.