Home / 1,010,899.28-1,516,245.12-336,908

Finding the Fourth Proportional to 1,010,899.28, 1,516,245.12 and 336,908

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Solution

The fourth proportional to 1,010,899.28, 1,516,245.12 and 336,908 is: 505,327.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,899.28 : 1,516,245.12 = 336,908 : x
  2. Step 2: Convert to fraction form
    1,010,899.28/1,516,245.12 = 336,908/x
  3. Step 3: Cross multiply
    1,010,899.28x = 1,516,245.12 × 336,908
  4. Step 4: Simplify right side
    1,010,899.28x = 510,835,110,888.96
  5. Step 5: Solve for x
    x = 510,835,110,888.96/1,010,899.28
  6. Step 6: Final answer
    x = 505,327.41

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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.