Home / 435,485.38-653,060.10-169,210.84

Finding the Fourth Proportional to 435,485.38, 653,060.10 and 169,210.84

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Solution

The fourth proportional to 435,485.38, 653,060.10 and 169,210.84 is: 253,750.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,485.38 : 653,060.10 = 169,210.84 : x
  2. Step 2: Convert to fraction form
    435,485.38/653,060.10 = 169,210.84/x
  3. Step 3: Cross multiply
    435,485.38x = 653,060.10 × 169,210.84
  4. Step 4: Simplify right side
    435,485.38x = 110,504,848,091.48
  5. Step 5: Solve for x
    x = 110,504,848,091.48/435,485.38
  6. Step 6: Final answer
    x = 253,750.99

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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.