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Finding the Fourth Proportional to 508,087.32, 761,582.60 and 223,524.60

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Solution

The fourth proportional to 508,087.32, 761,582.60 and 223,524.60 is: 335,045.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,087.32 : 761,582.60 = 223,524.60 : x
  2. Step 2: Convert to fraction form
    508,087.32/761,582.60 = 223,524.60/x
  3. Step 3: Cross multiply
    508,087.32x = 761,582.60 × 223,524.60
  4. Step 4: Simplify right side
    508,087.32x = 170,232,446,031.96
  5. Step 5: Solve for x
    x = 170,232,446,031.96/508,087.32
  6. Step 6: Final answer
    x = 335,045.65

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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.