Home / 670,808.87-1,005,806.94-301,026.45

Finding the Fourth Proportional to 670,808.87, 1,005,806.94 and 301,026.45

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Solution

The fourth proportional to 670,808.87, 1,005,806.94 and 301,026.45 is: 451,357.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,808.87 : 1,005,806.94 = 301,026.45 : x
  2. Step 2: Convert to fraction form
    670,808.87/1,005,806.94 = 301,026.45/x
  3. Step 3: Cross multiply
    670,808.87x = 1,005,806.94 × 301,026.45
  4. Step 4: Simplify right side
    670,808.87x = 302,774,492,533.56
  5. Step 5: Solve for x
    x = 302,774,492,533.56/670,808.87
  6. Step 6: Final answer
    x = 451,357.32

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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.