Home / 476,985.30-658,207.89-262,120.74

Finding the Fourth Proportional to 476,985.30, 658,207.89 and 262,120.74

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Solution

The fourth proportional to 476,985.30, 658,207.89 and 262,120.74 is: 361,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,985.30 : 658,207.89 = 262,120.74 : x
  2. Step 2: Convert to fraction form
    476,985.30/658,207.89 = 262,120.74/x
  3. Step 3: Cross multiply
    476,985.30x = 658,207.89 × 262,120.74
  4. Step 4: Simplify right side
    476,985.30x = 172,529,939,200.64
  5. Step 5: Solve for x
    x = 172,529,939,200.64/476,985.30
  6. Step 6: Final answer
    x = 361,709.13

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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.