Home / 794,901.60-1,191,574.80-320,954.40

Finding the Fourth Proportional to 794,901.60, 1,191,574.80 and 320,954.40

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Solution

The fourth proportional to 794,901.60, 1,191,574.80 and 320,954.40 is: 481,117.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,901.60 : 1,191,574.80 = 320,954.40 : x
  2. Step 2: Convert to fraction form
    794,901.60/1,191,574.80 = 320,954.40/x
  3. Step 3: Cross multiply
    794,901.60x = 1,191,574.80 × 320,954.40
  4. Step 4: Simplify right side
    794,901.60x = 382,441,174,989.12
  5. Step 5: Solve for x
    x = 382,441,174,989.12/794,901.60
  6. Step 6: Final answer
    x = 481,117.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.