Home / 694,018.80-1,041,028.20-652,028.40

Finding the Fourth Proportional to 694,018.80, 1,041,028.20 and 652,028.40

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Solution

The fourth proportional to 694,018.80, 1,041,028.20 and 652,028.40 is: 978,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,018.80 : 1,041,028.20 = 652,028.40 : x
  2. Step 2: Convert to fraction form
    694,018.80/1,041,028.20 = 652,028.40/x
  3. Step 3: Cross multiply
    694,018.80x = 1,041,028.20 × 652,028.40
  4. Step 4: Simplify right side
    694,018.80x = 678,779,951,600.88
  5. Step 5: Solve for x
    x = 678,779,951,600.88/694,018.80
  6. Step 6: Final answer
    x = 978,042.60

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Similar ratio
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1.5x scale

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.