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Finding the Fourth Proportional to 438,097.64, 604,593.06 and 276,894.14

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Solution

The fourth proportional to 438,097.64, 604,593.06 and 276,894.14 is: 382,125.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,097.64 : 604,593.06 = 276,894.14 : x
  2. Step 2: Convert to fraction form
    438,097.64/604,593.06 = 276,894.14/x
  3. Step 3: Cross multiply
    438,097.64x = 604,593.06 × 276,894.14
  4. Step 4: Simplify right side
    438,097.64x = 167,408,275,398.67
  5. Step 5: Solve for x
    x = 167,408,275,398.67/438,097.64
  6. Step 6: Final answer
    x = 382,125.49

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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.