Home / 1,299,434.04-1,949,284.74-490,499.82

Finding the Fourth Proportional to 1,299,434.04, 1,949,284.74 and 490,499.82

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Solution

The fourth proportional to 1,299,434.04, 1,949,284.74 and 490,499.82 is: 735,800.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,434.04 : 1,949,284.74 = 490,499.82 : x
  2. Step 2: Convert to fraction form
    1,299,434.04/1,949,284.74 = 490,499.82/x
  3. Step 3: Cross multiply
    1,299,434.04x = 1,949,284.74 × 490,499.82
  4. Step 4: Simplify right side
    1,299,434.04x = 956,123,814,098.75
  5. Step 5: Solve for x
    x = 956,123,814,098.75/1,299,434.04
  6. Step 6: Final answer
    x = 735,800.19

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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.