Home / 707,120.41-975,807.46-384,823.59

Finding the Fourth Proportional to 707,120.41, 975,807.46 and 384,823.59

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Solution

The fourth proportional to 707,120.41, 975,807.46 and 384,823.59 is: 531,046.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,120.41 : 975,807.46 = 384,823.59 : x
  2. Step 2: Convert to fraction form
    707,120.41/975,807.46 = 384,823.59/x
  3. Step 3: Cross multiply
    707,120.41x = 975,807.46 × 384,823.59
  4. Step 4: Simplify right side
    707,120.41x = 375,513,729,905.98
  5. Step 5: Solve for x
    x = 375,513,729,905.98/707,120.41
  6. Step 6: Final answer
    x = 531,046.37

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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.