Home / 804,041.20-1,206,983.40-471,804.40

Finding the Fourth Proportional to 804,041.20, 1,206,983.40 and 471,804.40

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Solution

The fourth proportional to 804,041.20, 1,206,983.40 and 471,804.40 is: 708,247.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,041.20 : 1,206,983.40 = 471,804.40 : x
  2. Step 2: Convert to fraction form
    804,041.20/1,206,983.40 = 471,804.40/x
  3. Step 3: Cross multiply
    804,041.20x = 1,206,983.40 × 471,804.40
  4. Step 4: Simplify right side
    804,041.20x = 569,460,078,846.96
  5. Step 5: Solve for x
    x = 569,460,078,846.96/804,041.20
  6. Step 6: Final answer
    x = 708,247.39

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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.