Home / 912,334.08-1,258,970.40-504,412.14

Finding the Fourth Proportional to 912,334.08, 1,258,970.40 and 504,412.14

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Solution

The fourth proportional to 912,334.08, 1,258,970.40 and 504,412.14 is: 696,060.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,334.08 : 1,258,970.40 = 504,412.14 : x
  2. Step 2: Convert to fraction form
    912,334.08/1,258,970.40 = 504,412.14/x
  3. Step 3: Cross multiply
    912,334.08x = 1,258,970.40 × 504,412.14
  4. Step 4: Simplify right side
    912,334.08x = 635,039,953,660.66
  5. Step 5: Solve for x
    x = 635,039,953,660.66/912,334.08
  6. Step 6: Final answer
    x = 696,060.76

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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.