Home / 837,763.74-1,156,127.85-455,792.58

Finding the Fourth Proportional to 837,763.74, 1,156,127.85 and 455,792.58

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Solution

The fourth proportional to 837,763.74, 1,156,127.85 and 455,792.58 is: 629,001.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,763.74 : 1,156,127.85 = 455,792.58 : x
  2. Step 2: Convert to fraction form
    837,763.74/1,156,127.85 = 455,792.58/x
  3. Step 3: Cross multiply
    837,763.74x = 1,156,127.85 × 455,792.58
  4. Step 4: Simplify right side
    837,763.74x = 526,954,495,561.35
  5. Step 5: Solve for x
    x = 526,954,495,561.35/837,763.74
  6. Step 6: Final answer
    x = 629,001.32

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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.