Home / 316,350.90-436,564.22-173,110.96

Finding the Fourth Proportional to 316,350.90, 436,564.22 and 173,110.96

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Solution

The fourth proportional to 316,350.90, 436,564.22 and 173,110.96 is: 238,893.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,350.90 : 436,564.22 = 173,110.96 : x
  2. Step 2: Convert to fraction form
    316,350.90/436,564.22 = 173,110.96/x
  3. Step 3: Cross multiply
    316,350.90x = 436,564.22 × 173,110.96
  4. Step 4: Simplify right side
    316,350.90x = 75,574,051,225.85
  5. Step 5: Solve for x
    x = 75,574,051,225.85/316,350.90
  6. Step 6: Final answer
    x = 238,893.11

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1.5x scale

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.