Home / 477,521.46-658,965.86-262,661.51

Finding the Fourth Proportional to 477,521.46, 658,965.86 and 262,661.51

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Solution

The fourth proportional to 477,521.46, 658,965.86 and 262,661.51 is: 362,465.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,521.46 : 658,965.86 = 262,661.51 : x
  2. Step 2: Convert to fraction form
    477,521.46/658,965.86 = 262,661.51/x
  3. Step 3: Cross multiply
    477,521.46x = 658,965.86 × 262,661.51
  4. Step 4: Simplify right side
    477,521.46x = 173,084,963,217.91
  5. Step 5: Solve for x
    x = 173,084,963,217.91/477,521.46
  6. Step 6: Final answer
    x = 362,465.31

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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.