Home / 951,051.68-1,312,467.60-521,304.32

Finding the Fourth Proportional to 951,051.68, 1,312,467.60 and 521,304.32

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Solution

The fourth proportional to 951,051.68, 1,312,467.60 and 521,304.32 is: 719,408.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,051.68 : 1,312,467.60 = 521,304.32 : x
  2. Step 2: Convert to fraction form
    951,051.68/1,312,467.60 = 521,304.32/x
  3. Step 3: Cross multiply
    951,051.68x = 1,312,467.60 × 521,304.32
  4. Step 4: Simplify right side
    951,051.68x = 684,195,029,740.03
  5. Step 5: Solve for x
    x = 684,195,029,740.03/951,051.68
  6. Step 6: Final answer
    x = 719,408.89

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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.