Home / 357,060.14-492,758.40-213,792.81

Finding the Fourth Proportional to 357,060.14, 492,758.40 and 213,792.81

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Solution

The fourth proportional to 357,060.14, 492,758.40 and 213,792.81 is: 295,043.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,060.14 : 492,758.40 = 213,792.81 : x
  2. Step 2: Convert to fraction form
    357,060.14/492,758.40 = 213,792.81/x
  3. Step 3: Cross multiply
    357,060.14x = 492,758.40 × 213,792.81
  4. Step 4: Simplify right side
    357,060.14x = 105,348,202,987.10
  5. Step 5: Solve for x
    x = 105,348,202,987.10/357,060.14
  6. Step 6: Final answer
    x = 295,043.31

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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.