Home / 502,208.36-693,052.55-272,770.18

Finding the Fourth Proportional to 502,208.36, 693,052.55 and 272,770.18

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Solution

The fourth proportional to 502,208.36, 693,052.55 and 272,770.18 is: 376,425.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,208.36 : 693,052.55 = 272,770.18 : x
  2. Step 2: Convert to fraction form
    502,208.36/693,052.55 = 272,770.18/x
  3. Step 3: Cross multiply
    502,208.36x = 693,052.55 × 272,770.18
  4. Step 4: Simplify right side
    502,208.36x = 189,044,068,812.96
  5. Step 5: Solve for x
    x = 189,044,068,812.96/502,208.36
  6. Step 6: Final answer
    x = 376,425.57

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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.