Home / 999,081.40-1,498,103.70-367,670.20

Finding the Fourth Proportional to 999,081.40, 1,498,103.70 and 367,670.20

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Solution

The fourth proportional to 999,081.40, 1,498,103.70 and 367,670.20 is: 551,314.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,081.40 : 1,498,103.70 = 367,670.20 : x
  2. Step 2: Convert to fraction form
    999,081.40/1,498,103.70 = 367,670.20/x
  3. Step 3: Cross multiply
    999,081.40x = 1,498,103.70 × 367,670.20
  4. Step 4: Simplify right side
    999,081.40x = 550,808,086,999.74
  5. Step 5: Solve for x
    x = 550,808,086,999.74/999,081.40
  6. Step 6: Final answer
    x = 551,314.52

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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.