Home / 477,127.60-658,428.70-262,263.06

Finding the Fourth Proportional to 477,127.60, 658,428.70 and 262,263.06

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Solution

The fourth proportional to 477,127.60, 658,428.70 and 262,263.06 is: 361,918.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,127.60 : 658,428.70 = 262,263.06 : x
  2. Step 2: Convert to fraction form
    477,127.60/658,428.70 = 262,263.06/x
  3. Step 3: Cross multiply
    477,127.60x = 658,428.70 × 262,263.06
  4. Step 4: Simplify right side
    477,127.60x = 172,681,525,653.82
  5. Step 5: Solve for x
    x = 172,681,525,653.82/477,127.60
  6. Step 6: Final answer
    x = 361,918.96

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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.