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Finding the Fourth Proportional to 906,402.10, 1,359,603.50 and 232,483.42

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Solution

The fourth proportional to 906,402.10, 1,359,603.50 and 232,483.42 is: 348,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,402.10 : 1,359,603.50 = 232,483.42 : x
  2. Step 2: Convert to fraction form
    906,402.10/1,359,603.50 = 232,483.42/x
  3. Step 3: Cross multiply
    906,402.10x = 1,359,603.50 × 232,483.42
  4. Step 4: Simplify right side
    906,402.10x = 316,085,270,361.55
  5. Step 5: Solve for x
    x = 316,085,270,361.55/906,402.10
  6. Step 6: Final answer
    x = 348,725.22

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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.