Home / 1,009,928.25-1,393,730.15-557,248.41

Finding the Fourth Proportional to 1,009,928.25, 1,393,730.15 and 557,248.41

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Solution

The fourth proportional to 1,009,928.25, 1,393,730.15 and 557,248.41 is: 769,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,928.25 : 1,393,730.15 = 557,248.41 : x
  2. Step 2: Convert to fraction form
    1,009,928.25/1,393,730.15 = 557,248.41/x
  3. Step 3: Cross multiply
    1,009,928.25x = 1,393,730.15 × 557,248.41
  4. Step 4: Simplify right side
    1,009,928.25x = 776,653,907,270.32
  5. Step 5: Solve for x
    x = 776,653,907,270.32/1,009,928.25
  6. Step 6: Final answer
    x = 769,018.90

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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.