Home / 842,970.67-1,163,308.71-460,989.25

Finding the Fourth Proportional to 842,970.67, 1,163,308.71 and 460,989.25

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Solution

The fourth proportional to 842,970.67, 1,163,308.71 and 460,989.25 is: 636,170.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,970.67 : 1,163,308.71 = 460,989.25 : x
  2. Step 2: Convert to fraction form
    842,970.67/1,163,308.71 = 460,989.25/x
  3. Step 3: Cross multiply
    842,970.67x = 1,163,308.71 × 460,989.25
  4. Step 4: Simplify right side
    842,970.67x = 536,272,809,741.37
  5. Step 5: Solve for x
    x = 536,272,809,741.37/842,970.67
  6. Step 6: Final answer
    x = 636,170.19

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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.