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Finding the Fourth Proportional to 375,651.76, 562,130.74 and 325,224.24

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Solution

The fourth proportional to 375,651.76, 562,130.74 and 325,224.24 is: 486,670.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,651.76 : 562,130.74 = 325,224.24 : x
  2. Step 2: Convert to fraction form
    375,651.76/562,130.74 = 325,224.24/x
  3. Step 3: Cross multiply
    375,651.76x = 562,130.74 × 325,224.24
  4. Step 4: Simplify right side
    375,651.76x = 182,818,542,697.14
  5. Step 5: Solve for x
    x = 182,818,542,697.14/375,651.76
  6. Step 6: Final answer
    x = 486,670.27

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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.