Home / 637,669.14-956,278.26-188,269.80

Finding the Fourth Proportional to 637,669.14, 956,278.26 and 188,269.80

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Solution

The fourth proportional to 637,669.14, 956,278.26 and 188,269.80 is: 282,338.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,669.14 : 956,278.26 = 188,269.80 : x
  2. Step 2: Convert to fraction form
    637,669.14/956,278.26 = 188,269.80/x
  3. Step 3: Cross multiply
    637,669.14x = 956,278.26 × 188,269.80
  4. Step 4: Simplify right side
    637,669.14x = 180,038,316,754.55
  5. Step 5: Solve for x
    x = 180,038,316,754.55/637,669.14
  6. Step 6: Final answer
    x = 282,338.14

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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.