Home / 1,070,027.70-1,605,114.45-340,493.10

Finding the Fourth Proportional to 1,070,027.70, 1,605,114.45 and 340,493.10

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Solution

The fourth proportional to 1,070,027.70, 1,605,114.45 and 340,493.10 is: 510,762.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,027.70 : 1,605,114.45 = 340,493.10 : x
  2. Step 2: Convert to fraction form
    1,070,027.70/1,605,114.45 = 340,493.10/x
  3. Step 3: Cross multiply
    1,070,027.70x = 1,605,114.45 × 340,493.10
  4. Step 4: Simplify right side
    1,070,027.70x = 546,530,394,935.30
  5. Step 5: Solve for x
    x = 546,530,394,935.30/1,070,027.70
  6. Step 6: Final answer
    x = 510,762.85

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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.