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Finding the Fourth Proportional to 363,901.70, 545,852.55 and 348,544.10

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Solution

The fourth proportional to 363,901.70, 545,852.55 and 348,544.10 is: 522,816.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,901.70 : 545,852.55 = 348,544.10 : x
  2. Step 2: Convert to fraction form
    363,901.70/545,852.55 = 348,544.10/x
  3. Step 3: Cross multiply
    363,901.70x = 545,852.55 × 348,544.10
  4. Step 4: Simplify right side
    363,901.70x = 190,253,685,772.46
  5. Step 5: Solve for x
    x = 190,253,685,772.46/363,901.70
  6. Step 6: Final answer
    x = 522,816.15

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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.