Home / 1,072,403.92-1,608,826.74-314,270.20

Finding the Fourth Proportional to 1,072,403.92, 1,608,826.74 and 314,270.20

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Solution

The fourth proportional to 1,072,403.92, 1,608,826.74 and 314,270.20 is: 471,470.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,403.92 : 1,608,826.74 = 314,270.20 : x
  2. Step 2: Convert to fraction form
    1,072,403.92/1,608,826.74 = 314,270.20/x
  3. Step 3: Cross multiply
    1,072,403.92x = 1,608,826.74 × 314,270.20
  4. Step 4: Simplify right side
    1,072,403.92x = 505,606,301,345.15
  5. Step 5: Solve for x
    x = 505,606,301,345.15/1,072,403.92
  6. Step 6: Final answer
    x = 471,470.02

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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.