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Finding the Fourth Proportional to 452,364.40, 677,562.45 and 363,790.90

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Solution

The fourth proportional to 452,364.40, 677,562.45 and 363,790.90 is: 544,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,364.40 : 677,562.45 = 363,790.90 : x
  2. Step 2: Convert to fraction form
    452,364.40/677,562.45 = 363,790.90/x
  3. Step 3: Cross multiply
    452,364.40x = 677,562.45 × 363,790.90
  4. Step 4: Simplify right side
    452,364.40x = 246,491,053,491.71
  5. Step 5: Solve for x
    x = 246,491,053,491.71/452,364.40
  6. Step 6: Final answer
    x = 544,894.90

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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.