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Finding the Fourth Proportional to 374,044.32, 561,062.64 and 93,561.60

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Solution

The fourth proportional to 374,044.32, 561,062.64 and 93,561.60 is: 140,341.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,044.32 : 561,062.64 = 93,561.60 : x
  2. Step 2: Convert to fraction form
    374,044.32/561,062.64 = 93,561.60/x
  3. Step 3: Cross multiply
    374,044.32x = 561,062.64 × 93,561.60
  4. Step 4: Simplify right side
    374,044.32x = 52,493,918,298.62
  5. Step 5: Solve for x
    x = 52,493,918,298.62/374,044.32
  6. Step 6: Final answer
    x = 140,341.44

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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.