Home / 949,889.64-1,310,808.34-520,162.37

Finding the Fourth Proportional to 949,889.64, 1,310,808.34 and 520,162.37

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Solution

The fourth proportional to 949,889.64, 1,310,808.34 and 520,162.37 is: 717,802.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,889.64 : 1,310,808.34 = 520,162.37 : x
  2. Step 2: Convert to fraction form
    949,889.64/1,310,808.34 = 520,162.37/x
  3. Step 3: Cross multiply
    949,889.64x = 1,310,808.34 × 520,162.37
  4. Step 4: Simplify right side
    949,889.64x = 681,833,163,595.31
  5. Step 5: Solve for x
    x = 681,833,163,595.31/949,889.64
  6. Step 6: Final answer
    x = 717,802.51

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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.