Home / 707,187.56-975,939.52-384,918.53

Finding the Fourth Proportional to 707,187.56, 975,939.52 and 384,918.53

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Solution

The fourth proportional to 707,187.56, 975,939.52 and 384,918.53 is: 531,198.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,187.56 : 975,939.52 = 384,918.53 : x
  2. Step 2: Convert to fraction form
    707,187.56/975,939.52 = 384,918.53/x
  3. Step 3: Cross multiply
    707,187.56x = 975,939.52 × 384,918.53
  4. Step 4: Simplify right side
    707,187.56x = 375,657,200,527.61
  5. Step 5: Solve for x
    x = 375,657,200,527.61/707,187.56
  6. Step 6: Final answer
    x = 531,198.83

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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.