Home / 750,617.92-1,035,595.50-428,096.08

Finding the Fourth Proportional to 750,617.92, 1,035,595.50 and 428,096.08

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Solution

The fourth proportional to 750,617.92, 1,035,595.50 and 428,096.08 is: 590,625.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,617.92 : 1,035,595.50 = 428,096.08 : x
  2. Step 2: Convert to fraction form
    750,617.92/1,035,595.50 = 428,096.08/x
  3. Step 3: Cross multiply
    750,617.92x = 1,035,595.50 × 428,096.08
  4. Step 4: Simplify right side
    750,617.92x = 443,334,374,015.64
  5. Step 5: Solve for x
    x = 443,334,374,015.64/750,617.92
  6. Step 6: Final answer
    x = 590,625.89

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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.