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Finding the Fourth Proportional to 374,461.60, 562,858.80 and 367,463.20

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Solution

The fourth proportional to 374,461.60, 562,858.80 and 367,463.20 is: 552,339.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,461.60 : 562,858.80 = 367,463.20 : x
  2. Step 2: Convert to fraction form
    374,461.60/562,858.80 = 367,463.20/x
  3. Step 3: Cross multiply
    374,461.60x = 562,858.80 × 367,463.20
  4. Step 4: Simplify right side
    374,461.60x = 206,829,895,796.16
  5. Step 5: Solve for x
    x = 206,829,895,796.16/374,461.60
  6. Step 6: Final answer
    x = 552,339.40

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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.