Home / 472,680.27-652,300.81-257,824.95

Finding the Fourth Proportional to 472,680.27, 652,300.81 and 257,824.95

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Solution

The fourth proportional to 472,680.27, 652,300.81 and 257,824.95 is: 355,799.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,680.27 : 652,300.81 = 257,824.95 : x
  2. Step 2: Convert to fraction form
    472,680.27/652,300.81 = 257,824.95/x
  3. Step 3: Cross multiply
    472,680.27x = 652,300.81 × 257,824.95
  4. Step 4: Simplify right side
    472,680.27x = 168,179,423,723.21
  5. Step 5: Solve for x
    x = 168,179,423,723.21/472,680.27
  6. Step 6: Final answer
    x = 355,799.54

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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.