Home / 809,402.04-1,116,983.85-446,826.08

Finding the Fourth Proportional to 809,402.04, 1,116,983.85 and 446,826.08

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Solution

The fourth proportional to 809,402.04, 1,116,983.85 and 446,826.08 is: 616,624.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,402.04 : 1,116,983.85 = 446,826.08 : x
  2. Step 2: Convert to fraction form
    809,402.04/1,116,983.85 = 446,826.08/x
  3. Step 3: Cross multiply
    809,402.04x = 1,116,983.85 × 446,826.08
  4. Step 4: Simplify right side
    809,402.04x = 499,097,515,118.81
  5. Step 5: Solve for x
    x = 499,097,515,118.81/809,402.04
  6. Step 6: Final answer
    x = 616,624.98

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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.