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Finding the Fourth Proportional to 446,364.68, 672,615.50 and 369,207.32

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Solution

The fourth proportional to 446,364.68, 672,615.50 and 369,207.32 is: 556,349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,364.68 : 672,615.50 = 369,207.32 : x
  2. Step 2: Convert to fraction form
    446,364.68/672,615.50 = 369,207.32/x
  3. Step 3: Cross multiply
    446,364.68x = 672,615.50 × 369,207.32
  4. Step 4: Simplify right side
    446,364.68x = 248,334,560,936.35
  5. Step 5: Solve for x
    x = 248,334,560,936.35/446,364.68
  6. Step 6: Final answer
    x = 556,349.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.