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Finding the Fourth Proportional to 303,427.89, 452,834.58 and 269,798.49

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Solution

The fourth proportional to 303,427.89, 452,834.58 and 269,798.49 is: 402,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,427.89 : 452,834.58 = 269,798.49 : x
  2. Step 2: Convert to fraction form
    303,427.89/452,834.58 = 269,798.49/x
  3. Step 3: Cross multiply
    303,427.89x = 452,834.58 × 269,798.49
  4. Step 4: Simplify right side
    303,427.89x = 122,174,085,903.78
  5. Step 5: Solve for x
    x = 122,174,085,903.78/303,427.89
  6. Step 6: Final answer
    x = 402,646.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.