Home / 837,018.51-1,254,753.18-304,396.53

Finding the Fourth Proportional to 837,018.51, 1,254,753.18 and 304,396.53

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Solution

The fourth proportional to 837,018.51, 1,254,753.18 and 304,396.53 is: 456,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,018.51 : 1,254,753.18 = 304,396.53 : x
  2. Step 2: Convert to fraction form
    837,018.51/1,254,753.18 = 304,396.53/x
  3. Step 3: Cross multiply
    837,018.51x = 1,254,753.18 × 304,396.53
  4. Step 4: Simplify right side
    837,018.51x = 381,942,513,998.47
  5. Step 5: Solve for x
    x = 381,942,513,998.47/837,018.51
  6. Step 6: Final answer
    x = 456,313.10

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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.