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Finding the Fourth Proportional to 582,523.60, 873,742.20 and 245,477.20

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Solution

The fourth proportional to 582,523.60, 873,742.20 and 245,477.20 is: 368,197.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,523.60 : 873,742.20 = 245,477.20 : x
  2. Step 2: Convert to fraction form
    582,523.60/873,742.20 = 245,477.20/x
  3. Step 3: Cross multiply
    582,523.60x = 873,742.20 × 245,477.20
  4. Step 4: Simplify right side
    582,523.60x = 214,483,788,777.84
  5. Step 5: Solve for x
    x = 214,483,788,777.84/582,523.60
  6. Step 6: Final answer
    x = 368,197.60

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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.