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Finding the Fourth Proportional to 634,752.36, 952,124.43 and 161,433.63

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Solution

The fourth proportional to 634,752.36, 952,124.43 and 161,433.63 is: 242,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,752.36 : 952,124.43 = 161,433.63 : x
  2. Step 2: Convert to fraction form
    634,752.36/952,124.43 = 161,433.63/x
  3. Step 3: Cross multiply
    634,752.36x = 952,124.43 × 161,433.63
  4. Step 4: Simplify right side
    634,752.36x = 153,704,902,946.58
  5. Step 5: Solve for x
    x = 153,704,902,946.58/634,752.36
  6. Step 6: Final answer
    x = 242,149.40

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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.