Home / 413,063.28-570,018.36-231,772.08

Finding the Fourth Proportional to 413,063.28, 570,018.36 and 231,772.08

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Solution

The fourth proportional to 413,063.28, 570,018.36 and 231,772.08 is: 319,840.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,063.28 : 570,018.36 = 231,772.08 : x
  2. Step 2: Convert to fraction form
    413,063.28/570,018.36 = 231,772.08/x
  3. Step 3: Cross multiply
    413,063.28x = 570,018.36 × 231,772.08
  4. Step 4: Simplify right side
    413,063.28x = 132,114,340,935.39
  5. Step 5: Solve for x
    x = 132,114,340,935.39/413,063.28
  6. Step 6: Final answer
    x = 319,840.44

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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.