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Finding the Fourth Proportional to 804,127.32, 1,109,646 and 441,549.72

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Solution

The fourth proportional to 804,127.32, 1,109,646 and 441,549.72 is: 609,311.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,127.32 : 1,109,646 = 441,549.72 : x
  2. Step 2: Convert to fraction form
    804,127.32/1,109,646 = 441,549.72/x
  3. Step 3: Cross multiply
    804,127.32x = 1,109,646 × 441,549.72
  4. Step 4: Simplify right side
    804,127.32x = 489,963,880,599.12
  5. Step 5: Solve for x
    x = 489,963,880,599.12/804,127.32
  6. Step 6: Final answer
    x = 609,311.32

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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.