Home / 940,174.95-1,297,441.40-510,455.14

Finding the Fourth Proportional to 940,174.95, 1,297,441.40 and 510,455.14

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Solution

The fourth proportional to 940,174.95, 1,297,441.40 and 510,455.14 is: 704,428.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,174.95 : 1,297,441.40 = 510,455.14 : x
  2. Step 2: Convert to fraction form
    940,174.95/1,297,441.40 = 510,455.14/x
  3. Step 3: Cross multiply
    940,174.95x = 1,297,441.40 × 510,455.14
  4. Step 4: Simplify right side
    940,174.95x = 662,285,625,682.92
  5. Step 5: Solve for x
    x = 662,285,625,682.92/940,174.95
  6. Step 6: Final answer
    x = 704,428.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.