Home / 949,723.08-1,310,618.16-520,030.44

Finding the Fourth Proportional to 949,723.08, 1,310,618.16 and 520,030.44

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Solution

The fourth proportional to 949,723.08, 1,310,618.16 and 520,030.44 is: 717,642.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,723.08 : 1,310,618.16 = 520,030.44 : x
  2. Step 2: Convert to fraction form
    949,723.08/1,310,618.16 = 520,030.44/x
  3. Step 3: Cross multiply
    949,723.08x = 1,310,618.16 × 520,030.44
  4. Step 4: Simplify right side
    949,723.08x = 681,561,338,416.79
  5. Step 5: Solve for x
    x = 681,561,338,416.79/949,723.08
  6. Step 6: Final answer
    x = 717,642.18

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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.