Home / 1,281,498.30-1,922,101.65-334,964.70

Finding the Fourth Proportional to 1,281,498.30, 1,922,101.65 and 334,964.70

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Solution

The fourth proportional to 1,281,498.30, 1,922,101.65 and 334,964.70 is: 502,408.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,498.30 : 1,922,101.65 = 334,964.70 : x
  2. Step 2: Convert to fraction form
    1,281,498.30/1,922,101.65 = 334,964.70/x
  3. Step 3: Cross multiply
    1,281,498.30x = 1,922,101.65 × 334,964.70
  4. Step 4: Simplify right side
    1,281,498.30x = 643,836,202,561.76
  5. Step 5: Solve for x
    x = 643,836,202,561.76/1,281,498.30
  6. Step 6: Final answer
    x = 502,408.94

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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.