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Finding the Fourth Proportional to 594,568.49, 891,820.86 and 210,290.72

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Solution

The fourth proportional to 594,568.49, 891,820.86 and 210,290.72 is: 315,424.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,568.49 : 891,820.86 = 210,290.72 : x
  2. Step 2: Convert to fraction form
    594,568.49/891,820.86 = 210,290.72/x
  3. Step 3: Cross multiply
    594,568.49x = 891,820.86 × 210,290.72
  4. Step 4: Simplify right side
    594,568.49x = 187,541,646,301.32
  5. Step 5: Solve for x
    x = 187,541,646,301.32/594,568.49
  6. Step 6: Final answer
    x = 315,424.80

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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.