Home / 433,738.57-598,487.82-272,479.42

Finding the Fourth Proportional to 433,738.57, 598,487.82 and 272,479.42

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Solution

The fourth proportional to 433,738.57, 598,487.82 and 272,479.42 is: 375,976.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,738.57 : 598,487.82 = 272,479.42 : x
  2. Step 2: Convert to fraction form
    433,738.57/598,487.82 = 272,479.42/x
  3. Step 3: Cross multiply
    433,738.57x = 598,487.82 × 272,479.42
  4. Step 4: Simplify right side
    433,738.57x = 163,075,614,070.66
  5. Step 5: Solve for x
    x = 163,075,614,070.66/433,738.57
  6. Step 6: Final answer
    x = 375,976.74

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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.