Home / 535,078.89-802,701.23-180,065.21

Finding the Fourth Proportional to 535,078.89, 802,701.23 and 180,065.21

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Solution

The fourth proportional to 535,078.89, 802,701.23 and 180,065.21 is: 270,125.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,078.89 : 802,701.23 = 180,065.21 : x
  2. Step 2: Convert to fraction form
    535,078.89/802,701.23 = 180,065.21/x
  3. Step 3: Cross multiply
    535,078.89x = 802,701.23 × 180,065.21
  4. Step 4: Simplify right side
    535,078.89x = 144,538,560,633.38
  5. Step 5: Solve for x
    x = 144,538,560,633.38/535,078.89
  6. Step 6: Final answer
    x = 270,125.70

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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.