Home / 763,260.06-1,150,376.28-657,915.46

Finding the Fourth Proportional to 763,260.06, 1,150,376.28 and 657,915.46

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Solution

The fourth proportional to 763,260.06, 1,150,376.28 and 657,915.46 is: 991,602.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,260.06 : 1,150,376.28 = 657,915.46 : x
  2. Step 2: Convert to fraction form
    763,260.06/1,150,376.28 = 657,915.46/x
  3. Step 3: Cross multiply
    763,260.06x = 1,150,376.28 × 657,915.46
  4. Step 4: Simplify right side
    763,260.06x = 756,850,343,334.44
  5. Step 5: Solve for x
    x = 756,850,343,334.44/763,260.06
  6. Step 6: Final answer
    x = 991,602.19

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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.