Home / 832,464.20-1,148,800.60-450,490.96

Finding the Fourth Proportional to 832,464.20, 1,148,800.60 and 450,490.96

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Solution

The fourth proportional to 832,464.20, 1,148,800.60 and 450,490.96 is: 621,677.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,464.20 : 1,148,800.60 = 450,490.96 : x
  2. Step 2: Convert to fraction form
    832,464.20/1,148,800.60 = 450,490.96/x
  3. Step 3: Cross multiply
    832,464.20x = 1,148,800.60 × 450,490.96
  4. Step 4: Simplify right side
    832,464.20x = 517,524,285,142.58
  5. Step 5: Solve for x
    x = 517,524,285,142.58/832,464.20
  6. Step 6: Final answer
    x = 621,677.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.