Home / 912,239.54-1,258,836.33-504,316.95

Finding the Fourth Proportional to 912,239.54, 1,258,836.33 and 504,316.95

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Solution

The fourth proportional to 912,239.54, 1,258,836.33 and 504,316.95 is: 695,927.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,239.54 : 1,258,836.33 = 504,316.95 : x
  2. Step 2: Convert to fraction form
    912,239.54/1,258,836.33 = 504,316.95/x
  3. Step 3: Cross multiply
    912,239.54x = 1,258,836.33 × 504,316.95
  4. Step 4: Simplify right side
    912,239.54x = 634,852,498,494.79
  5. Step 5: Solve for x
    x = 634,852,498,494.79/912,239.54
  6. Step 6: Final answer
    x = 695,927.41

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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.