Home / 948,617.56-1,309,425.78-586,319.32

Finding the Fourth Proportional to 948,617.56, 1,309,425.78 and 586,319.32

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Solution

The fourth proportional to 948,617.56, 1,309,425.78 and 586,319.32 is: 809,326.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,617.56 : 1,309,425.78 = 586,319.32 : x
  2. Step 2: Convert to fraction form
    948,617.56/1,309,425.78 = 586,319.32/x
  3. Step 3: Cross multiply
    948,617.56x = 1,309,425.78 × 586,319.32
  4. Step 4: Simplify right side
    948,617.56x = 767,741,632,920.07
  5. Step 5: Solve for x
    x = 767,741,632,920.07/948,617.56
  6. Step 6: Final answer
    x = 809,326.82

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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.