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Finding the Fourth Proportional to 477,514.38, 658,959.02 and 262,649.84

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Solution

The fourth proportional to 477,514.38, 658,959.02 and 262,649.84 is: 362,450.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,514.38 : 658,959.02 = 262,649.84 : x
  2. Step 2: Convert to fraction form
    477,514.38/658,959.02 = 262,649.84/x
  3. Step 3: Cross multiply
    477,514.38x = 658,959.02 × 262,649.84
  4. Step 4: Simplify right side
    477,514.38x = 173,075,476,561.51
  5. Step 5: Solve for x
    x = 173,075,476,561.51/477,514.38
  6. Step 6: Final answer
    x = 362,450.82

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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.