Home / 435,868.29-653,433.08-169,814.07

Finding the Fourth Proportional to 435,868.29, 653,433.08 and 169,814.07

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Solution

The fourth proportional to 435,868.29, 653,433.08 and 169,814.07 is: 254,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,868.29 : 653,433.08 = 169,814.07 : x
  2. Step 2: Convert to fraction form
    435,868.29/653,433.08 = 169,814.07/x
  3. Step 3: Cross multiply
    435,868.29x = 653,433.08 × 169,814.07
  4. Step 4: Simplify right side
    435,868.29x = 110,962,129,938.37
  5. Step 5: Solve for x
    x = 110,962,129,938.37/435,868.29
  6. Step 6: Final answer
    x = 254,577.20

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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.