Home / 672,140.20-1,008,095.10-251,199.40

Finding the Fourth Proportional to 672,140.20, 1,008,095.10 and 251,199.40

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Solution

The fourth proportional to 672,140.20, 1,008,095.10 and 251,199.40 is: 376,756.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,140.20 : 1,008,095.10 = 251,199.40 : x
  2. Step 2: Convert to fraction form
    672,140.20/1,008,095.10 = 251,199.40/x
  3. Step 3: Cross multiply
    672,140.20x = 1,008,095.10 × 251,199.40
  4. Step 4: Simplify right side
    672,140.20x = 253,232,884,262.94
  5. Step 5: Solve for x
    x = 253,232,884,262.94/672,140.20
  6. Step 6: Final answer
    x = 376,756.05

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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.