Home / 253,014.75-348,934.36-209,926.02

Finding the Fourth Proportional to 253,014.75, 348,934.36 and 209,926.02

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Solution

The fourth proportional to 253,014.75, 348,934.36 and 209,926.02 is: 289,510.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,014.75 : 348,934.36 = 209,926.02 : x
  2. Step 2: Convert to fraction form
    253,014.75/348,934.36 = 209,926.02/x
  3. Step 3: Cross multiply
    253,014.75x = 348,934.36 × 209,926.02
  4. Step 4: Simplify right side
    253,014.75x = 73,250,402,613.35
  5. Step 5: Solve for x
    x = 73,250,402,613.35/253,014.75
  6. Step 6: Final answer
    x = 289,510.40

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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.