Home / 949,328.51-1,310,071.12-519,604.88

Finding the Fourth Proportional to 949,328.51, 1,310,071.12 and 519,604.88

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Solution

The fourth proportional to 949,328.51, 1,310,071.12 and 519,604.88 is: 717,053.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,328.51 : 1,310,071.12 = 519,604.88 : x
  2. Step 2: Convert to fraction form
    949,328.51/1,310,071.12 = 519,604.88/x
  3. Step 3: Cross multiply
    949,328.51x = 1,310,071.12 × 519,604.88
  4. Step 4: Simplify right side
    949,328.51x = 680,719,339,249.70
  5. Step 5: Solve for x
    x = 680,719,339,249.70/949,328.51
  6. Step 6: Final answer
    x = 717,053.51

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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.