Home / 730,809.60-1,008,461.52-444,289.92

Finding the Fourth Proportional to 730,809.60, 1,008,461.52 and 444,289.92

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Solution

The fourth proportional to 730,809.60, 1,008,461.52 and 444,289.92 is: 613,086.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,809.60 : 1,008,461.52 = 444,289.92 : x
  2. Step 2: Convert to fraction form
    730,809.60/1,008,461.52 = 444,289.92/x
  3. Step 3: Cross multiply
    730,809.60x = 1,008,461.52 × 444,289.92
  4. Step 4: Simplify right side
    730,809.60x = 448,049,288,043.88
  5. Step 5: Solve for x
    x = 448,049,288,043.88/730,809.60
  6. Step 6: Final answer
    x = 613,086.21

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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.