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Finding the Fourth Proportional to 477,535.68, 659,021.40 and 262,671.84

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Solution

The fourth proportional to 477,535.68, 659,021.40 and 262,671.84 is: 362,499.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,535.68 : 659,021.40 = 262,671.84 : x
  2. Step 2: Convert to fraction form
    477,535.68/659,021.40 = 262,671.84/x
  3. Step 3: Cross multiply
    477,535.68x = 659,021.40 × 262,671.84
  4. Step 4: Simplify right side
    477,535.68x = 173,106,363,737.38
  5. Step 5: Solve for x
    x = 173,106,363,737.38/477,535.68
  6. Step 6: Final answer
    x = 362,499.33

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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.