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Finding the Fourth Proportional to 344,797.16, 475,810.58 and 208,911.56

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Solution

The fourth proportional to 344,797.16, 475,810.58 and 208,911.56 is: 288,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,797.16 : 475,810.58 = 208,911.56 : x
  2. Step 2: Convert to fraction form
    344,797.16/475,810.58 = 208,911.56/x
  3. Step 3: Cross multiply
    344,797.16x = 475,810.58 × 208,911.56
  4. Step 4: Simplify right side
    344,797.16x = 99,402,330,532.30
  5. Step 5: Solve for x
    x = 99,402,330,532.30/344,797.16
  6. Step 6: Final answer
    x = 288,292.20

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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.