Home / 912,285.32-1,258,902.92-504,363.36

Finding the Fourth Proportional to 912,285.32, 1,258,902.92 and 504,363.36

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Solution

The fourth proportional to 912,285.32, 1,258,902.92 and 504,363.36 is: 695,993.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,285.32 : 1,258,902.92 = 504,363.36 : x
  2. Step 2: Convert to fraction form
    912,285.32/1,258,902.92 = 504,363.36/x
  3. Step 3: Cross multiply
    912,285.32x = 1,258,902.92 × 504,363.36
  4. Step 4: Simplify right side
    912,285.32x = 634,944,506,645.01
  5. Step 5: Solve for x
    x = 634,944,506,645.01/912,285.32
  6. Step 6: Final answer
    x = 695,993.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.