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Finding the Fourth Proportional to 593,008.08, 818,345.32 and 321,068.88

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Solution

The fourth proportional to 593,008.08, 818,345.32 and 321,068.88 is: 443,071.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,008.08 : 818,345.32 = 321,068.88 : x
  2. Step 2: Convert to fraction form
    593,008.08/818,345.32 = 321,068.88/x
  3. Step 3: Cross multiply
    593,008.08x = 818,345.32 × 321,068.88
  4. Step 4: Simplify right side
    593,008.08x = 262,745,215,345.64
  5. Step 5: Solve for x
    x = 262,745,215,345.64/593,008.08
  6. Step 6: Final answer
    x = 443,071.90

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1.5x scale

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.