Home / 948,741.62-1,309,258.77-519,013.94

Finding the Fourth Proportional to 948,741.62, 1,309,258.77 and 519,013.94

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Solution

The fourth proportional to 948,741.62, 1,309,258.77 and 519,013.94 is: 716,236.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,741.62 : 1,309,258.77 = 519,013.94 : x
  2. Step 2: Convert to fraction form
    948,741.62/1,309,258.77 = 519,013.94/x
  3. Step 3: Cross multiply
    948,741.62x = 1,309,258.77 × 519,013.94
  4. Step 4: Simplify right side
    948,741.62x = 679,523,552,697.25
  5. Step 5: Solve for x
    x = 679,523,552,697.25/948,741.62
  6. Step 6: Final answer
    x = 716,236.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.