Home / 465,315.12-697,945.02-165,779.82

Finding the Fourth Proportional to 465,315.12, 697,945.02 and 165,779.82

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Solution

The fourth proportional to 465,315.12, 697,945.02 and 165,779.82 is: 248,659.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,315.12 : 697,945.02 = 165,779.82 : x
  2. Step 2: Convert to fraction form
    465,315.12/697,945.02 = 165,779.82/x
  3. Step 3: Cross multiply
    465,315.12x = 697,945.02 × 165,779.82
  4. Step 4: Simplify right side
    465,315.12x = 115,705,199,785.50
  5. Step 5: Solve for x
    x = 115,705,199,785.50/465,315.12
  6. Step 6: Final answer
    x = 248,659.88

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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.