Home / 949,844.59-1,310,736.66-520,041.58

Finding the Fourth Proportional to 949,844.59, 1,310,736.66 and 520,041.58

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Solution

The fourth proportional to 949,844.59, 1,310,736.66 and 520,041.58 is: 717,630.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,844.59 : 1,310,736.66 = 520,041.58 : x
  2. Step 2: Convert to fraction form
    949,844.59/1,310,736.66 = 520,041.58/x
  3. Step 3: Cross multiply
    949,844.59x = 1,310,736.66 × 520,041.58
  4. Step 4: Simplify right side
    949,844.59x = 681,637,563,630.32
  5. Step 5: Solve for x
    x = 681,637,563,630.32/949,844.59
  6. Step 6: Final answer
    x = 717,630.62

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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.