Home / 670,808.62-1,005,806.56-301,026.19

Finding the Fourth Proportional to 670,808.62, 1,005,806.56 and 301,026.19

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Solution

The fourth proportional to 670,808.62, 1,005,806.56 and 301,026.19 is: 451,356.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,808.62 : 1,005,806.56 = 301,026.19 : x
  2. Step 2: Convert to fraction form
    670,808.62/1,005,806.56 = 301,026.19/x
  3. Step 3: Cross multiply
    670,808.62x = 1,005,806.56 × 301,026.19
  4. Step 4: Simplify right side
    670,808.62x = 302,774,116,633.81
  5. Step 5: Solve for x
    x = 302,774,116,633.81/670,808.62
  6. Step 6: Final answer
    x = 451,356.93

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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.