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Finding the Fourth Proportional to 602,028.28, 902,968.62 and 349,446.16

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Solution

The fourth proportional to 602,028.28, 902,968.62 and 349,446.16 is: 524,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,028.28 : 902,968.62 = 349,446.16 : x
  2. Step 2: Convert to fraction form
    602,028.28/902,968.62 = 349,446.16/x
  3. Step 3: Cross multiply
    602,028.28x = 902,968.62 × 349,446.16
  4. Step 4: Simplify right side
    602,028.28x = 315,538,916,859.50
  5. Step 5: Solve for x
    x = 315,538,916,859.50/602,028.28
  6. Step 6: Final answer
    x = 524,126.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.