Home / 1,212,306.83-1,818,394.32-370,858.58

Finding the Fourth Proportional to 1,212,306.83, 1,818,394.32 and 370,858.58

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Solution

The fourth proportional to 1,212,306.83, 1,818,394.32 and 370,858.58 is: 556,267.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,306.83 : 1,818,394.32 = 370,858.58 : x
  2. Step 2: Convert to fraction form
    1,212,306.83/1,818,394.32 = 370,858.58/x
  3. Step 3: Cross multiply
    1,212,306.83x = 1,818,394.32 × 370,858.58
  4. Step 4: Simplify right side
    1,212,306.83x = 674,367,126,303.29
  5. Step 5: Solve for x
    x = 674,367,126,303.29/1,212,306.83
  6. Step 6: Final answer
    x = 556,267.70

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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.