Home / 476,623.32-714,934.58-121,637.31

Finding the Fourth Proportional to 476,623.32, 714,934.58 and 121,637.31

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Solution

The fourth proportional to 476,623.32, 714,934.58 and 121,637.31 is: 182,455.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,623.32 : 714,934.58 = 121,637.31 : x
  2. Step 2: Convert to fraction form
    476,623.32/714,934.58 = 121,637.31/x
  3. Step 3: Cross multiply
    476,623.32x = 714,934.58 × 121,637.31
  4. Step 4: Simplify right side
    476,623.32x = 86,962,718,528.99
  5. Step 5: Solve for x
    x = 86,962,718,528.99/476,623.32
  6. Step 6: Final answer
    x = 182,455.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.