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Finding the Fourth Proportional to 484,011.53, 725,484.36 and 199,546.05

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Solution

The fourth proportional to 484,011.53, 725,484.36 and 199,546.05 is: 299,099.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,011.53 : 725,484.36 = 199,546.05 : x
  2. Step 2: Convert to fraction form
    484,011.53/725,484.36 = 199,546.05/x
  3. Step 3: Cross multiply
    484,011.53x = 725,484.36 × 199,546.05
  4. Step 4: Simplify right side
    484,011.53x = 144,767,535,563.34
  5. Step 5: Solve for x
    x = 144,767,535,563.34/484,011.53
  6. Step 6: Final answer
    x = 299,099.35

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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.