Home / 696,370.43-1,044,648.60-275,547.89

Finding the Fourth Proportional to 696,370.43, 1,044,648.60 and 275,547.89

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Solution

The fourth proportional to 696,370.43, 1,044,648.60 and 275,547.89 is: 413,358.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,370.43 : 1,044,648.60 = 275,547.89 : x
  2. Step 2: Convert to fraction form
    696,370.43/1,044,648.60 = 275,547.89/x
  3. Step 3: Cross multiply
    696,370.43x = 1,044,648.60 × 275,547.89
  4. Step 4: Simplify right side
    696,370.43x = 287,850,717,177.02
  5. Step 5: Solve for x
    x = 287,850,717,177.02/696,370.43
  6. Step 6: Final answer
    x = 413,358.62

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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.