Home / 999,019.20-1,498,528.80-367,802.40

Finding the Fourth Proportional to 999,019.20, 1,498,528.80 and 367,802.40

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Solution

The fourth proportional to 999,019.20, 1,498,528.80 and 367,802.40 is: 551,703.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,019.20 : 1,498,528.80 = 367,802.40 : x
  2. Step 2: Convert to fraction form
    999,019.20/1,498,528.80 = 367,802.40/x
  3. Step 3: Cross multiply
    999,019.20x = 1,498,528.80 × 367,802.40
  4. Step 4: Simplify right side
    999,019.20x = 551,162,489,109.12
  5. Step 5: Solve for x
    x = 551,162,489,109.12/999,019.20
  6. Step 6: Final answer
    x = 551,703.60

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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.