Home / 1,010,392-1,516,233.32-477,944.44

Finding the Fourth Proportional to 1,010,392, 1,516,233.32 and 477,944.44

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Solution

The fourth proportional to 1,010,392, 1,516,233.32 and 477,944.44 is: 717,221.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,392 : 1,516,233.32 = 477,944.44 : x
  2. Step 2: Convert to fraction form
    1,010,392/1,516,233.32 = 477,944.44/x
  3. Step 3: Cross multiply
    1,010,392x = 1,516,233.32 × 477,944.44
  4. Step 4: Simplify right side
    1,010,392x = 724,675,285,036.74
  5. Step 5: Solve for x
    x = 724,675,285,036.74/1,010,392
  6. Step 6: Final answer
    x = 717,221.91

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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.