Home / 837,751.18-1,156,062.93-455,779.54

Finding the Fourth Proportional to 837,751.18, 1,156,062.93 and 455,779.54

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Solution

The fourth proportional to 837,751.18, 1,156,062.93 and 455,779.54 is: 628,957.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,751.18 : 1,156,062.93 = 455,779.54 : x
  2. Step 2: Convert to fraction form
    837,751.18/1,156,062.93 = 455,779.54/x
  3. Step 3: Cross multiply
    837,751.18x = 1,156,062.93 × 455,779.54
  4. Step 4: Simplify right side
    837,751.18x = 526,909,830,446.45
  5. Step 5: Solve for x
    x = 526,909,830,446.45/837,751.18
  6. Step 6: Final answer
    x = 628,957.43

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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.