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Finding the Fourth Proportional to 254,459.20, 381,688.80 and 241,337.20

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Solution

The fourth proportional to 254,459.20, 381,688.80 and 241,337.20 is: 362,005.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,459.20 : 381,688.80 = 241,337.20 : x
  2. Step 2: Convert to fraction form
    254,459.20/381,688.80 = 241,337.20/x
  3. Step 3: Cross multiply
    254,459.20x = 381,688.80 × 241,337.20
  4. Step 4: Simplify right side
    254,459.20x = 92,115,706,263.36
  5. Step 5: Solve for x
    x = 92,115,706,263.36/254,459.20
  6. Step 6: Final answer
    x = 362,005.80

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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.