Home / 948,217.25-1,308,539.81-545,809.25

Finding the Fourth Proportional to 948,217.25, 1,308,539.81 and 545,809.25

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Solution

The fourth proportional to 948,217.25, 1,308,539.81 and 545,809.25 is: 753,216.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,217.25 : 1,308,539.81 = 545,809.25 : x
  2. Step 2: Convert to fraction form
    948,217.25/1,308,539.81 = 545,809.25/x
  3. Step 3: Cross multiply
    948,217.25x = 1,308,539.81 × 545,809.25
  4. Step 4: Simplify right side
    948,217.25x = 714,213,132,291.24
  5. Step 5: Solve for x
    x = 714,213,132,291.24/948,217.25
  6. Step 6: Final answer
    x = 753,216.77

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1.5x scale

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.