Home / 570,935.66-787,975.10-329,170.91

Finding the Fourth Proportional to 570,935.66, 787,975.10 and 329,170.91

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Solution

The fourth proportional to 570,935.66, 787,975.10 and 329,170.91 is: 454,304.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,935.66 : 787,975.10 = 329,170.91 : x
  2. Step 2: Convert to fraction form
    570,935.66/787,975.10 = 329,170.91/x
  3. Step 3: Cross multiply
    570,935.66x = 787,975.10 × 329,170.91
  4. Step 4: Simplify right side
    570,935.66x = 259,378,480,724.34
  5. Step 5: Solve for x
    x = 259,378,480,724.34/570,935.66
  6. Step 6: Final answer
    x = 454,304.22

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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.