Home / 1,205,927.70-1,808,891.55-307,367.70

Finding the Fourth Proportional to 1,205,927.70, 1,808,891.55 and 307,367.70

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Solution

The fourth proportional to 1,205,927.70, 1,808,891.55 and 307,367.70 is: 461,051.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,927.70 : 1,808,891.55 = 307,367.70 : x
  2. Step 2: Convert to fraction form
    1,205,927.70/1,808,891.55 = 307,367.70/x
  3. Step 3: Cross multiply
    1,205,927.70x = 1,808,891.55 × 307,367.70
  4. Step 4: Simplify right side
    1,205,927.70x = 555,994,835,272.94
  5. Step 5: Solve for x
    x = 555,994,835,272.94/1,205,927.70
  6. Step 6: Final answer
    x = 461,051.55

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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.