Home / 763,490.14-1,145,376.00-251,184.13

Finding the Fourth Proportional to 763,490.14, 1,145,376.00 and 251,184.13

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Solution

The fourth proportional to 763,490.14, 1,145,376.00 and 251,184.13 is: 376,822.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,490.14 : 1,145,376.00 = 251,184.13 : x
  2. Step 2: Convert to fraction form
    763,490.14/1,145,376.00 = 251,184.13/x
  3. Step 3: Cross multiply
    763,490.14x = 1,145,376.00 × 251,184.13
  4. Step 4: Simplify right side
    763,490.14x = 287,700,271,847.40
  5. Step 5: Solve for x
    x = 287,700,271,847.40/763,490.14
  6. Step 6: Final answer
    x = 376,822.51

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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.