Home / 921,227.86-1,380,793.58-560,603.34

Finding the Fourth Proportional to 921,227.86, 1,380,793.58 and 560,603.34

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Solution

The fourth proportional to 921,227.86, 1,380,793.58 and 560,603.34 is: 840,267.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,227.86 : 1,380,793.58 = 560,603.34 : x
  2. Step 2: Convert to fraction form
    921,227.86/1,380,793.58 = 560,603.34/x
  3. Step 3: Cross multiply
    921,227.86x = 1,380,793.58 × 560,603.34
  4. Step 4: Simplify right side
    921,227.86x = 774,077,492,798.56
  5. Step 5: Solve for x
    x = 774,077,492,798.56/921,227.86
  6. Step 6: Final answer
    x = 840,267.13

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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.