Home / 972,457.47-1,458,633.44-298,538.88

Finding the Fourth Proportional to 972,457.47, 1,458,633.44 and 298,538.88

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Solution

The fourth proportional to 972,457.47, 1,458,633.44 and 298,538.88 is: 447,792.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,457.47 : 1,458,633.44 = 298,538.88 : x
  2. Step 2: Convert to fraction form
    972,457.47/1,458,633.44 = 298,538.88/x
  3. Step 3: Cross multiply
    972,457.47x = 1,458,633.44 × 298,538.88
  4. Step 4: Simplify right side
    972,457.47x = 435,458,793,508.15
  5. Step 5: Solve for x
    x = 435,458,793,508.15/972,457.47
  6. Step 6: Final answer
    x = 447,792.12

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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.