Home / 477,127.36-658,428.35-262,262.80

Finding the Fourth Proportional to 477,127.36, 658,428.35 and 262,262.80

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Solution

The fourth proportional to 477,127.36, 658,428.35 and 262,262.80 is: 361,918.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,127.36 : 658,428.35 = 262,262.80 : x
  2. Step 2: Convert to fraction form
    477,127.36/658,428.35 = 262,262.80/x
  3. Step 3: Cross multiply
    477,127.36x = 658,428.35 × 262,262.80
  4. Step 4: Simplify right side
    477,127.36x = 172,681,262,670.38
  5. Step 5: Solve for x
    x = 172,681,262,670.38/477,127.36
  6. Step 6: Final answer
    x = 361,918.59

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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.