Home / 476,861.77-658,031.07-272,865.93

Finding the Fourth Proportional to 476,861.77, 658,031.07 and 272,865.93

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Solution

The fourth proportional to 476,861.77, 658,031.07 and 272,865.93 is: 376,533.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,861.77 : 658,031.07 = 272,865.93 : x
  2. Step 2: Convert to fraction form
    476,861.77/658,031.07 = 272,865.93/x
  3. Step 3: Cross multiply
    476,861.77x = 658,031.07 × 272,865.93
  4. Step 4: Simplify right side
    476,861.77x = 179,554,258,520.12
  5. Step 5: Solve for x
    x = 179,554,258,520.12/476,861.77
  6. Step 6: Final answer
    x = 376,533.14

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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.