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Finding the Fourth Proportional to 456,850.51, 630,446.21 and 252,897.16

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Solution

The fourth proportional to 456,850.51, 630,446.21 and 252,897.16 is: 348,993.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,850.51 : 630,446.21 = 252,897.16 : x
  2. Step 2: Convert to fraction form
    456,850.51/630,446.21 = 252,897.16/x
  3. Step 3: Cross multiply
    456,850.51x = 630,446.21 × 252,897.16
  4. Step 4: Simplify right side
    456,850.51x = 159,438,056,041.76
  5. Step 5: Solve for x
    x = 159,438,056,041.76/456,850.51
  6. Step 6: Final answer
    x = 348,993.93

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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.