Home / 709,827.83-1,063,044.33-409,397.58

Finding the Fourth Proportional to 709,827.83, 1,063,044.33 and 409,397.58

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Solution

The fourth proportional to 709,827.83, 1,063,044.33 and 409,397.58 is: 613,117.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,827.83 : 1,063,044.33 = 409,397.58 : x
  2. Step 2: Convert to fraction form
    709,827.83/1,063,044.33 = 409,397.58/x
  3. Step 3: Cross multiply
    709,827.83x = 1,063,044.33 × 409,397.58
  4. Step 4: Simplify right side
    709,827.83x = 435,207,776,134.72
  5. Step 5: Solve for x
    x = 435,207,776,134.72/709,827.83
  6. Step 6: Final answer
    x = 613,117.38

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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.