Home / 790,893.59-1,091,541.78-484,915.89

Finding the Fourth Proportional to 790,893.59, 1,091,541.78 and 484,915.89

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Solution

The fourth proportional to 790,893.59, 1,091,541.78 and 484,915.89 is: 669,250.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,893.59 : 1,091,541.78 = 484,915.89 : x
  2. Step 2: Convert to fraction form
    790,893.59/1,091,541.78 = 484,915.89/x
  3. Step 3: Cross multiply
    790,893.59x = 1,091,541.78 × 484,915.89
  4. Step 4: Simplify right side
    790,893.59x = 529,305,953,720.88
  5. Step 5: Solve for x
    x = 529,305,953,720.88/790,893.59
  6. Step 6: Final answer
    x = 669,250.53

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1.5x scale

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.