Home / 943,976.76-1,415,017.08-303,810.06

Finding the Fourth Proportional to 943,976.76, 1,415,017.08 and 303,810.06

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Solution

The fourth proportional to 943,976.76, 1,415,017.08 and 303,810.06 is: 455,409.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,976.76 : 1,415,017.08 = 303,810.06 : x
  2. Step 2: Convert to fraction form
    943,976.76/1,415,017.08 = 303,810.06/x
  3. Step 3: Cross multiply
    943,976.76x = 1,415,017.08 × 303,810.06
  4. Step 4: Simplify right side
    943,976.76x = 429,896,423,975.83
  5. Step 5: Solve for x
    x = 429,896,423,975.83/943,976.76
  6. Step 6: Final answer
    x = 455,409.97

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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.