Home / 900,660.04-1,350,986.60-361,157.52

Finding the Fourth Proportional to 900,660.04, 1,350,986.60 and 361,157.52

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Solution

The fourth proportional to 900,660.04, 1,350,986.60 and 361,157.52 is: 541,734.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,660.04 : 1,350,986.60 = 361,157.52 : x
  2. Step 2: Convert to fraction form
    900,660.04/1,350,986.60 = 361,157.52/x
  3. Step 3: Cross multiply
    900,660.04x = 1,350,986.60 × 361,157.52
  4. Step 4: Simplify right side
    900,660.04x = 487,918,970,009.23
  5. Step 5: Solve for x
    x = 487,918,970,009.23/900,660.04
  6. Step 6: Final answer
    x = 541,734.89

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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.