Home / 409,325.08-564,909.96-228,066.52

Finding the Fourth Proportional to 409,325.08, 564,909.96 and 228,066.52

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Solution

The fourth proportional to 409,325.08, 564,909.96 and 228,066.52 is: 314,754.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,325.08 : 564,909.96 = 228,066.52 : x
  2. Step 2: Convert to fraction form
    409,325.08/564,909.96 = 228,066.52/x
  3. Step 3: Cross multiply
    409,325.08x = 564,909.96 × 228,066.52
  4. Step 4: Simplify right side
    409,325.08x = 128,837,048,690.54
  5. Step 5: Solve for x
    x = 128,837,048,690.54/409,325.08
  6. Step 6: Final answer
    x = 314,754.84

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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.