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Finding the Fourth Proportional to 574,665.08, 793,058.76 and 356,993.72

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Solution

The fourth proportional to 574,665.08, 793,058.76 and 356,993.72 is: 492,664.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,665.08 : 793,058.76 = 356,993.72 : x
  2. Step 2: Convert to fraction form
    574,665.08/793,058.76 = 356,993.72/x
  3. Step 3: Cross multiply
    574,665.08x = 793,058.76 × 356,993.72
  4. Step 4: Simplify right side
    574,665.08x = 283,116,996,910.99
  5. Step 5: Solve for x
    x = 283,116,996,910.99/574,665.08
  6. Step 6: Final answer
    x = 492,664.35

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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.