Home / 435,645.38-653,214.35-169,094.49

Finding the Fourth Proportional to 435,645.38, 653,214.35 and 169,094.49

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Solution

The fourth proportional to 435,645.38, 653,214.35 and 169,094.49 is: 253,543.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,645.38 : 653,214.35 = 169,094.49 : x
  2. Step 2: Convert to fraction form
    435,645.38/653,214.35 = 169,094.49/x
  3. Step 3: Cross multiply
    435,645.38x = 653,214.35 × 169,094.49
  4. Step 4: Simplify right side
    435,645.38x = 110,454,946,528.46
  5. Step 5: Solve for x
    x = 110,454,946,528.46/435,645.38
  6. Step 6: Final answer
    x = 253,543.26

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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.