Home / 460,154.42-635,324.82-288,141.40

Finding the Fourth Proportional to 460,154.42, 635,324.82 and 288,141.40

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Solution

The fourth proportional to 460,154.42, 635,324.82 and 288,141.40 is: 397,830.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,154.42 : 635,324.82 = 288,141.40 : x
  2. Step 2: Convert to fraction form
    460,154.42/635,324.82 = 288,141.40/x
  3. Step 3: Cross multiply
    460,154.42x = 635,324.82 × 288,141.40
  4. Step 4: Simplify right side
    460,154.42x = 183,063,382,803.17
  5. Step 5: Solve for x
    x = 183,063,382,803.17/460,154.42
  6. Step 6: Final answer
    x = 397,830.33

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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.