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Finding the Fourth Proportional to 484,729.62, 668,925.44 and 269,864.16

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Solution

The fourth proportional to 484,729.62, 668,925.44 and 269,864.16 is: 372,411.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,729.62 : 668,925.44 = 269,864.16 : x
  2. Step 2: Convert to fraction form
    484,729.62/668,925.44 = 269,864.16/x
  3. Step 3: Cross multiply
    484,729.62x = 668,925.44 × 269,864.16
  4. Step 4: Simplify right side
    484,729.62x = 180,519,001,968.23
  5. Step 5: Solve for x
    x = 180,519,001,968.23/484,729.62
  6. Step 6: Final answer
    x = 372,411.74

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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.