Home / 294,016.13-405,312.76-207,823.02

Finding the Fourth Proportional to 294,016.13, 405,312.76 and 207,823.02

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Solution

The fourth proportional to 294,016.13, 405,312.76 and 207,823.02 is: 286,492.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,016.13 : 405,312.76 = 207,823.02 : x
  2. Step 2: Convert to fraction form
    294,016.13/405,312.76 = 207,823.02/x
  3. Step 3: Cross multiply
    294,016.13x = 405,312.76 × 207,823.02
  4. Step 4: Simplify right side
    294,016.13x = 84,233,320,567.59
  5. Step 5: Solve for x
    x = 84,233,320,567.59/294,016.13
  6. Step 6: Final answer
    x = 286,492.18

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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.