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Finding the Fourth Proportional to 602,627.85, 903,310.92 and 203,130.45

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Solution

The fourth proportional to 602,627.85, 903,310.92 and 203,130.45 is: 304,483.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,627.85 : 903,310.92 = 203,130.45 : x
  2. Step 2: Convert to fraction form
    602,627.85/903,310.92 = 203,130.45/x
  3. Step 3: Cross multiply
    602,627.85x = 903,310.92 × 203,130.45
  4. Step 4: Simplify right side
    602,627.85x = 183,489,953,669.51
  5. Step 5: Solve for x
    x = 183,489,953,669.51/602,627.85
  6. Step 6: Final answer
    x = 304,483.03

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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.