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Finding the Fourth Proportional to 450,491.22, 676,069.74 and 362,803.05

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Solution

The fourth proportional to 450,491.22, 676,069.74 and 362,803.05 is: 544,472.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,491.22 : 676,069.74 = 362,803.05 : x
  2. Step 2: Convert to fraction form
    450,491.22/676,069.74 = 362,803.05/x
  3. Step 3: Cross multiply
    450,491.22x = 676,069.74 × 362,803.05
  4. Step 4: Simplify right side
    450,491.22x = 245,280,163,684.71
  5. Step 5: Solve for x
    x = 245,280,163,684.71/450,491.22
  6. Step 6: Final answer
    x = 544,472.68

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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.