Home / 735,621.12-1,103,609.52-255,779.64

Finding the Fourth Proportional to 735,621.12, 1,103,609.52 and 255,779.64

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Solution

The fourth proportional to 735,621.12, 1,103,609.52 and 255,779.64 is: 383,731.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,621.12 : 1,103,609.52 = 255,779.64 : x
  2. Step 2: Convert to fraction form
    735,621.12/1,103,609.52 = 255,779.64/x
  3. Step 3: Cross multiply
    735,621.12x = 1,103,609.52 × 255,779.64
  4. Step 4: Simplify right side
    735,621.12x = 282,280,845,726.17
  5. Step 5: Solve for x
    x = 282,280,845,726.17/735,621.12
  6. Step 6: Final answer
    x = 383,731.30

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1.5x scale

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.