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Finding the Fourth Proportional to 602,483.97, 903,729.06 and 203,128.20

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Solution

The fourth proportional to 602,483.97, 903,729.06 and 203,128.20 is: 304,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,483.97 : 903,729.06 = 203,128.20 : x
  2. Step 2: Convert to fraction form
    602,483.97/903,729.06 = 203,128.20/x
  3. Step 3: Cross multiply
    602,483.97x = 903,729.06 × 203,128.20
  4. Step 4: Simplify right side
    602,483.97x = 183,572,857,245.49
  5. Step 5: Solve for x
    x = 183,572,857,245.49/602,483.97
  6. Step 6: Final answer
    x = 304,693.35

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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.