Home / 951,223.72-1,312,653.88-521,494.44

Finding the Fourth Proportional to 951,223.72, 1,312,653.88 and 521,494.44

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Solution

The fourth proportional to 951,223.72, 1,312,653.88 and 521,494.44 is: 719,643.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,223.72 : 1,312,653.88 = 521,494.44 : x
  2. Step 2: Convert to fraction form
    951,223.72/1,312,653.88 = 521,494.44/x
  3. Step 3: Cross multiply
    951,223.72x = 1,312,653.88 × 521,494.44
  4. Step 4: Simplify right side
    951,223.72x = 684,541,700,064.43
  5. Step 5: Solve for x
    x = 684,541,700,064.43/951,223.72
  6. Step 6: Final answer
    x = 719,643.22

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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.