Home / 931,915.22-1,286,476.29-702,565.74

Finding the Fourth Proportional to 931,915.22, 1,286,476.29 and 702,565.74

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Solution

The fourth proportional to 931,915.22, 1,286,476.29 and 702,565.74 is: 969,867.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,915.22 : 1,286,476.29 = 702,565.74 : x
  2. Step 2: Convert to fraction form
    931,915.22/1,286,476.29 = 702,565.74/x
  3. Step 3: Cross multiply
    931,915.22x = 1,286,476.29 × 702,565.74
  4. Step 4: Simplify right side
    931,915.22x = 903,834,166,676.31
  5. Step 5: Solve for x
    x = 903,834,166,676.31/931,915.22
  6. Step 6: Final answer
    x = 969,867.38

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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.