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Finding the Fourth Proportional to 343,348.36, 473,560.42 and 300,833.08

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Solution

The fourth proportional to 343,348.36, 473,560.42 and 300,833.08 is: 414,921.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,348.36 : 473,560.42 = 300,833.08 : x
  2. Step 2: Convert to fraction form
    343,348.36/473,560.42 = 300,833.08/x
  3. Step 3: Cross multiply
    343,348.36x = 473,560.42 × 300,833.08
  4. Step 4: Simplify right side
    343,348.36x = 142,462,639,714.69
  5. Step 5: Solve for x
    x = 142,462,639,714.69/343,348.36
  6. Step 6: Final answer
    x = 414,921.57

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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.