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Finding the Fourth Proportional to 477,672.04, 658,814.22 and 296,282.26

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Solution

The fourth proportional to 477,672.04, 658,814.22 and 296,282.26 is: 408,638.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,672.04 : 658,814.22 = 296,282.26 : x
  2. Step 2: Convert to fraction form
    477,672.04/658,814.22 = 296,282.26/x
  3. Step 3: Cross multiply
    477,672.04x = 658,814.22 × 296,282.26
  4. Step 4: Simplify right side
    477,672.04x = 195,194,966,021.74
  5. Step 5: Solve for x
    x = 195,194,966,021.74/477,672.04
  6. Step 6: Final answer
    x = 408,638.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.