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Finding the Fourth Proportional to 543,753.24, 750,379.17 and 302,058.32

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Solution

The fourth proportional to 543,753.24, 750,379.17 and 302,058.32 is: 416,840.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,753.24 : 750,379.17 = 302,058.32 : x
  2. Step 2: Convert to fraction form
    543,753.24/750,379.17 = 302,058.32/x
  3. Step 3: Cross multiply
    543,753.24x = 750,379.17 × 302,058.32
  4. Step 4: Simplify right side
    543,753.24x = 226,658,268,834.02
  5. Step 5: Solve for x
    x = 226,658,268,834.02/543,753.24
  6. Step 6: Final answer
    x = 416,840.31

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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.