Home / 948,507.74-1,422,474.43-498,980.69

Finding the Fourth Proportional to 948,507.74, 1,422,474.43 and 498,980.69

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Solution

The fourth proportional to 948,507.74, 1,422,474.43 and 498,980.69 is: 748,319.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,507.74 : 1,422,474.43 = 498,980.69 : x
  2. Step 2: Convert to fraction form
    948,507.74/1,422,474.43 = 498,980.69/x
  3. Step 3: Cross multiply
    948,507.74x = 1,422,474.43 × 498,980.69
  4. Step 4: Simplify right side
    948,507.74x = 709,787,272,588.76
  5. Step 5: Solve for x
    x = 709,787,272,588.76/948,507.74
  6. Step 6: Final answer
    x = 748,319.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.