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Finding the Fourth Proportional to 594,552.42, 891,449.28 and 391,914.72

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Solution

The fourth proportional to 594,552.42, 891,449.28 and 391,914.72 is: 587,622.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,552.42 : 891,449.28 = 391,914.72 : x
  2. Step 2: Convert to fraction form
    594,552.42/891,449.28 = 391,914.72/x
  3. Step 3: Cross multiply
    594,552.42x = 891,449.28 × 391,914.72
  4. Step 4: Simplify right side
    594,552.42x = 349,372,094,965.40
  5. Step 5: Solve for x
    x = 349,372,094,965.40/594,552.42
  6. Step 6: Final answer
    x = 587,622.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.