Home / 750,867.35-1,036,222.80-411,335.60

Finding the Fourth Proportional to 750,867.35, 1,036,222.80 and 411,335.60

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Solution

The fourth proportional to 750,867.35, 1,036,222.80 and 411,335.60 is: 567,657.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,867.35 : 1,036,222.80 = 411,335.60 : x
  2. Step 2: Convert to fraction form
    750,867.35/1,036,222.80 = 411,335.60/x
  3. Step 3: Cross multiply
    750,867.35x = 1,036,222.80 × 411,335.60
  4. Step 4: Simplify right side
    750,867.35x = 426,235,327,171.68
  5. Step 5: Solve for x
    x = 426,235,327,171.68/750,867.35
  6. Step 6: Final answer
    x = 567,657.29

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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.