Home / 461,058.33-636,263.28-257,122.14

Finding the Fourth Proportional to 461,058.33, 636,263.28 and 257,122.14

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Solution

The fourth proportional to 461,058.33, 636,263.28 and 257,122.14 is: 354,830.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,058.33 : 636,263.28 = 257,122.14 : x
  2. Step 2: Convert to fraction form
    461,058.33/636,263.28 = 257,122.14/x
  3. Step 3: Cross multiply
    461,058.33x = 636,263.28 × 257,122.14
  4. Step 4: Simplify right side
    461,058.33x = 163,597,376,157.02
  5. Step 5: Solve for x
    x = 163,597,376,157.02/461,058.33
  6. Step 6: Final answer
    x = 354,830.11

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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.