Home / 1,017,650.70-1,526,697.45-307,660.20

Finding the Fourth Proportional to 1,017,650.70, 1,526,697.45 and 307,660.20

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Solution

The fourth proportional to 1,017,650.70, 1,526,697.45 and 307,660.20 is: 461,557.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,650.70 : 1,526,697.45 = 307,660.20 : x
  2. Step 2: Convert to fraction form
    1,017,650.70/1,526,697.45 = 307,660.20/x
  3. Step 3: Cross multiply
    1,017,650.70x = 1,526,697.45 × 307,660.20
  4. Step 4: Simplify right side
    1,017,650.70x = 469,704,042,806.49
  5. Step 5: Solve for x
    x = 469,704,042,806.49/1,017,650.70
  6. Step 6: Final answer
    x = 461,557.23

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Double scale
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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.