Home / 888,707.04-1,333,198.80-289,528.71

Finding the Fourth Proportional to 888,707.04, 1,333,198.80 and 289,528.71

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Solution

The fourth proportional to 888,707.04, 1,333,198.80 and 289,528.71 is: 434,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,707.04 : 1,333,198.80 = 289,528.71 : x
  2. Step 2: Convert to fraction form
    888,707.04/1,333,198.80 = 289,528.71/x
  3. Step 3: Cross multiply
    888,707.04x = 1,333,198.80 × 289,528.71
  4. Step 4: Simplify right side
    888,707.04x = 385,999,328,737.55
  5. Step 5: Solve for x
    x = 385,999,328,737.55/888,707.04
  6. Step 6: Final answer
    x = 434,338.10

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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.