Home / 725,909.58-1,001,487.50-439,325.10

Finding the Fourth Proportional to 725,909.58, 1,001,487.50 and 439,325.10

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Solution

The fourth proportional to 725,909.58, 1,001,487.50 and 439,325.10 is: 606,106.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,909.58 : 1,001,487.50 = 439,325.10 : x
  2. Step 2: Convert to fraction form
    725,909.58/1,001,487.50 = 439,325.10/x
  3. Step 3: Cross multiply
    725,909.58x = 1,001,487.50 × 439,325.10
  4. Step 4: Simplify right side
    725,909.58x = 439,978,596,086.25
  5. Step 5: Solve for x
    x = 439,978,596,086.25/725,909.58
  6. Step 6: Final answer
    x = 606,106.61

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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.