Home / 725,985.32-1,089,094.14-252,805.16

Finding the Fourth Proportional to 725,985.32, 1,089,094.14 and 252,805.16

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Solution

The fourth proportional to 725,985.32, 1,089,094.14 and 252,805.16 is: 379,248.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,985.32 : 1,089,094.14 = 252,805.16 : x
  2. Step 2: Convert to fraction form
    725,985.32/1,089,094.14 = 252,805.16/x
  3. Step 3: Cross multiply
    725,985.32x = 1,089,094.14 × 252,805.16
  4. Step 4: Simplify right side
    725,985.32x = 275,328,618,317.76
  5. Step 5: Solve for x
    x = 275,328,618,317.76/725,985.32
  6. Step 6: Final answer
    x = 379,248.19

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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.