Home / 748,101.78-1,032,387.03-425,832.62

Finding the Fourth Proportional to 748,101.78, 1,032,387.03 and 425,832.62

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Solution

The fourth proportional to 748,101.78, 1,032,387.03 and 425,832.62 is: 587,652.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,101.78 : 1,032,387.03 = 425,832.62 : x
  2. Step 2: Convert to fraction form
    748,101.78/1,032,387.03 = 425,832.62/x
  3. Step 3: Cross multiply
    748,101.78x = 1,032,387.03 × 425,832.62
  4. Step 4: Simplify right side
    748,101.78x = 439,624,068,676.98
  5. Step 5: Solve for x
    x = 439,624,068,676.98/748,101.78
  6. Step 6: Final answer
    x = 587,652.75

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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.