Home / 912,156.93-1,258,768.35-504,269.15

Finding the Fourth Proportional to 912,156.93, 1,258,768.35 and 504,269.15

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Solution

The fourth proportional to 912,156.93, 1,258,768.35 and 504,269.15 is: 695,886.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,156.93 : 1,258,768.35 = 504,269.15 : x
  2. Step 2: Convert to fraction form
    912,156.93/1,258,768.35 = 504,269.15/x
  3. Step 3: Cross multiply
    912,156.93x = 1,258,768.35 × 504,269.15
  4. Step 4: Simplify right side
    912,156.93x = 634,758,039,607.56
  5. Step 5: Solve for x
    x = 634,758,039,607.56/912,156.93
  6. Step 6: Final answer
    x = 695,886.88

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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.