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Finding the Fourth Proportional to 463,549.04, 639,762.48 and 334,903.88

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Solution

The fourth proportional to 463,549.04, 639,762.48 and 334,903.88 is: 462,214.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,549.04 : 639,762.48 = 334,903.88 : x
  2. Step 2: Convert to fraction form
    463,549.04/639,762.48 = 334,903.88/x
  3. Step 3: Cross multiply
    463,549.04x = 639,762.48 × 334,903.88
  4. Step 4: Simplify right side
    463,549.04x = 214,258,936,830.42
  5. Step 5: Solve for x
    x = 214,258,936,830.42/463,549.04
  6. Step 6: Final answer
    x = 462,214.17

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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.