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Finding the Fourth Proportional to 804,062.18, 1,109,598.08 and 441,482.90

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Solution

The fourth proportional to 804,062.18, 1,109,598.08 and 441,482.90 is: 609,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,062.18 : 1,109,598.08 = 441,482.90 : x
  2. Step 2: Convert to fraction form
    804,062.18/1,109,598.08 = 441,482.90/x
  3. Step 3: Cross multiply
    804,062.18x = 1,109,598.08 × 441,482.90
  4. Step 4: Simplify right side
    804,062.18x = 489,868,570,437.43
  5. Step 5: Solve for x
    x = 489,868,570,437.43/804,062.18
  6. Step 6: Final answer
    x = 609,242.15

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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.