Home / 790,076.14-1,090,302.06-427,500.70

Finding the Fourth Proportional to 790,076.14, 1,090,302.06 and 427,500.70

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Solution

The fourth proportional to 790,076.14, 1,090,302.06 and 427,500.70 is: 589,949.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,076.14 : 1,090,302.06 = 427,500.70 : x
  2. Step 2: Convert to fraction form
    790,076.14/1,090,302.06 = 427,500.70/x
  3. Step 3: Cross multiply
    790,076.14x = 1,090,302.06 × 427,500.70
  4. Step 4: Simplify right side
    790,076.14x = 466,104,893,861.44
  5. Step 5: Solve for x
    x = 466,104,893,861.44/790,076.14
  6. Step 6: Final answer
    x = 589,949.34

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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.