Home / 698,052.79-1,047,304.91-342,817.71

Finding the Fourth Proportional to 698,052.79, 1,047,304.91 and 342,817.71

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Solution

The fourth proportional to 698,052.79, 1,047,304.91 and 342,817.71 is: 514,337.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,052.79 : 1,047,304.91 = 342,817.71 : x
  2. Step 2: Convert to fraction form
    698,052.79/1,047,304.91 = 342,817.71/x
  3. Step 3: Cross multiply
    698,052.79x = 1,047,304.91 × 342,817.71
  4. Step 4: Simplify right side
    698,052.79x = 359,034,670,917.96
  5. Step 5: Solve for x
    x = 359,034,670,917.96/698,052.79
  6. Step 6: Final answer
    x = 514,337.42

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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.