Home / 912,293.29-1,258,913.95-504,371.31

Finding the Fourth Proportional to 912,293.29, 1,258,913.95 and 504,371.31

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Solution

The fourth proportional to 912,293.29, 1,258,913.95 and 504,371.31 is: 696,004.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,293.29 : 1,258,913.95 = 504,371.31 : x
  2. Step 2: Convert to fraction form
    912,293.29/1,258,913.95 = 504,371.31/x
  3. Step 3: Cross multiply
    912,293.29x = 1,258,913.95 × 504,371.31
  4. Step 4: Simplify right side
    912,293.29x = 634,960,078,138.77
  5. Step 5: Solve for x
    x = 634,960,078,138.77/912,293.29
  6. Step 6: Final answer
    x = 696,004.33

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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.