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Finding the Fourth Proportional to 232,153.40, 348,638.52 and 228,829.16

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Solution

The fourth proportional to 232,153.40, 348,638.52 and 228,829.16 is: 343,646.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,153.40 : 348,638.52 = 228,829.16 : x
  2. Step 2: Convert to fraction form
    232,153.40/348,638.52 = 228,829.16/x
  3. Step 3: Cross multiply
    232,153.40x = 348,638.52 × 228,829.16
  4. Step 4: Simplify right side
    232,153.40x = 79,778,659,675.24
  5. Step 5: Solve for x
    x = 79,778,659,675.24/232,153.40
  6. Step 6: Final answer
    x = 343,646.31

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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.