Home / 911,053.47-1,366,440.13-303,852.47

Finding the Fourth Proportional to 911,053.47, 1,366,440.13 and 303,852.47

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Solution

The fourth proportional to 911,053.47, 1,366,440.13 and 303,852.47 is: 455,731.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,053.47 : 1,366,440.13 = 303,852.47 : x
  2. Step 2: Convert to fraction form
    911,053.47/1,366,440.13 = 303,852.47/x
  3. Step 3: Cross multiply
    911,053.47x = 1,366,440.13 × 303,852.47
  4. Step 4: Simplify right side
    911,053.47x = 415,196,202,155.24
  5. Step 5: Solve for x
    x = 415,196,202,155.24/911,053.47
  6. Step 6: Final answer
    x = 455,731.98

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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.