Home / 848,823.89-1,275,808.19-561,615.12

Finding the Fourth Proportional to 848,823.89, 1,275,808.19 and 561,615.12

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Solution

The fourth proportional to 848,823.89, 1,275,808.19 and 561,615.12 is: 844,124.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,823.89 : 1,275,808.19 = 561,615.12 : x
  2. Step 2: Convert to fraction form
    848,823.89/1,275,808.19 = 561,615.12/x
  3. Step 3: Cross multiply
    848,823.89x = 1,275,808.19 × 561,615.12
  4. Step 4: Simplify right side
    848,823.89x = 716,513,166,915.76
  5. Step 5: Solve for x
    x = 716,513,166,915.76/848,823.89
  6. Step 6: Final answer
    x = 844,124.65

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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.