Home / 481,189.32-664,030.80-266,316.48

Finding the Fourth Proportional to 481,189.32, 664,030.80 and 266,316.48

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Solution

The fourth proportional to 481,189.32, 664,030.80 and 266,316.48 is: 367,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,189.32 : 664,030.80 = 266,316.48 : x
  2. Step 2: Convert to fraction form
    481,189.32/664,030.80 = 266,316.48/x
  3. Step 3: Cross multiply
    481,189.32x = 664,030.80 × 266,316.48
  4. Step 4: Simplify right side
    481,189.32x = 176,842,345,267.58
  5. Step 5: Solve for x
    x = 176,842,345,267.58/481,189.32
  6. Step 6: Final answer
    x = 367,510.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.