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Finding the Fourth Proportional to 477,155.94, 658,411.38 and 295,801.67

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Solution

The fourth proportional to 477,155.94, 658,411.38 and 295,801.67 is: 408,166.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,155.94 : 658,411.38 = 295,801.67 : x
  2. Step 2: Convert to fraction form
    477,155.94/658,411.38 = 295,801.67/x
  3. Step 3: Cross multiply
    477,155.94x = 658,411.38 × 295,801.67
  4. Step 4: Simplify right side
    477,155.94x = 194,759,182,458.95
  5. Step 5: Solve for x
    x = 194,759,182,458.95/477,155.94
  6. Step 6: Final answer
    x = 408,166.74

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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.