Home / 763,258.37-1,150,373.74-657,913.77

Finding the Fourth Proportional to 763,258.37, 1,150,373.74 and 657,913.77

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Solution

The fourth proportional to 763,258.37, 1,150,373.74 and 657,913.77 is: 991,599.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,258.37 : 1,150,373.74 = 657,913.77 : x
  2. Step 2: Convert to fraction form
    763,258.37/1,150,373.74 = 657,913.77/x
  3. Step 3: Cross multiply
    763,258.37x = 1,150,373.74 × 657,913.77
  4. Step 4: Simplify right side
    763,258.37x = 756,846,722,547.62
  5. Step 5: Solve for x
    x = 756,846,722,547.62/763,258.37
  6. Step 6: Final answer
    x = 991,599.63

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.