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Finding the Fourth Proportional to 303,430.40, 452,838.35 and 269,801.04

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Solution

The fourth proportional to 303,430.40, 452,838.35 and 269,801.04 is: 402,650.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,430.40 : 452,838.35 = 269,801.04 : x
  2. Step 2: Convert to fraction form
    303,430.40/452,838.35 = 269,801.04/x
  3. Step 3: Cross multiply
    303,430.40x = 452,838.35 × 269,801.04
  4. Step 4: Simplify right side
    303,430.40x = 122,176,257,781.88
  5. Step 5: Solve for x
    x = 122,176,257,781.88/303,430.40
  6. Step 6: Final answer
    x = 402,650.02

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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.