Home / 353,669.90-488,064.53-192,526.18

Finding the Fourth Proportional to 353,669.90, 488,064.53 and 192,526.18

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Solution

The fourth proportional to 353,669.90, 488,064.53 and 192,526.18 is: 265,686.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,669.90 : 488,064.53 = 192,526.18 : x
  2. Step 2: Convert to fraction form
    353,669.90/488,064.53 = 192,526.18/x
  3. Step 3: Cross multiply
    353,669.90x = 488,064.53 × 192,526.18
  4. Step 4: Simplify right side
    353,669.90x = 93,965,199,554.40
  5. Step 5: Solve for x
    x = 93,965,199,554.40/353,669.90
  6. Step 6: Final answer
    x = 265,686.17

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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.