Home / 951,206.07-1,312,664.04-521,476.98

Finding the Fourth Proportional to 951,206.07, 1,312,664.04 and 521,476.98

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Solution

The fourth proportional to 951,206.07, 1,312,664.04 and 521,476.98 is: 719,638.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,206.07 : 1,312,664.04 = 521,476.98 : x
  2. Step 2: Convert to fraction form
    951,206.07/1,312,664.04 = 521,476.98/x
  3. Step 3: Cross multiply
    951,206.07x = 1,312,664.04 × 521,476.98
  4. Step 4: Simplify right side
    951,206.07x = 684,524,079,333.80
  5. Step 5: Solve for x
    x = 684,524,079,333.80/951,206.07
  6. Step 6: Final answer
    x = 719,638.05

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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.