Home / 949,830.48-1,310,765.58-520,110.36

Finding the Fourth Proportional to 949,830.48, 1,310,765.58 and 520,110.36

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Solution

The fourth proportional to 949,830.48, 1,310,765.58 and 520,110.36 is: 717,752.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,830.48 : 1,310,765.58 = 520,110.36 : x
  2. Step 2: Convert to fraction form
    949,830.48/1,310,765.58 = 520,110.36/x
  3. Step 3: Cross multiply
    949,830.48x = 1,310,765.58 × 520,110.36
  4. Step 4: Simplify right side
    949,830.48x = 681,742,757,689.41
  5. Step 5: Solve for x
    x = 681,742,757,689.41/949,830.48
  6. Step 6: Final answer
    x = 717,752.03

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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.