Home / 960,561.72-1,440,842.57-361,657.23

Finding the Fourth Proportional to 960,561.72, 1,440,842.57 and 361,657.23

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Solution

The fourth proportional to 960,561.72, 1,440,842.57 and 361,657.23 is: 542,485.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,561.72 : 1,440,842.57 = 361,657.23 : x
  2. Step 2: Convert to fraction form
    960,561.72/1,440,842.57 = 361,657.23/x
  3. Step 3: Cross multiply
    960,561.72x = 1,440,842.57 × 361,657.23
  4. Step 4: Simplify right side
    960,561.72x = 521,091,130,924.00
  5. Step 5: Solve for x
    x = 521,091,130,924.00/960,561.72
  6. Step 6: Final answer
    x = 542,485.84

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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.