Home / 409,444.14-565,050.36-228,156.30

Finding the Fourth Proportional to 409,444.14, 565,050.36 and 228,156.30

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Solution

The fourth proportional to 409,444.14, 565,050.36 and 228,156.30 is: 314,865.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,444.14 : 565,050.36 = 228,156.30 : x
  2. Step 2: Convert to fraction form
    409,444.14/565,050.36 = 228,156.30/x
  3. Step 3: Cross multiply
    409,444.14x = 565,050.36 × 228,156.30
  4. Step 4: Simplify right side
    409,444.14x = 128,919,799,451.27
  5. Step 5: Solve for x
    x = 128,919,799,451.27/409,444.14
  6. Step 6: Final answer
    x = 314,865.42

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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.