Home / 967,479.68-1,335,137.95-531,915.45

Finding the Fourth Proportional to 967,479.68, 1,335,137.95 and 531,915.45

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Solution

The fourth proportional to 967,479.68, 1,335,137.95 and 531,915.45 is: 734,052.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,479.68 : 1,335,137.95 = 531,915.45 : x
  2. Step 2: Convert to fraction form
    967,479.68/1,335,137.95 = 531,915.45/x
  3. Step 3: Cross multiply
    967,479.68x = 1,335,137.95 × 531,915.45
  4. Step 4: Simplify right side
    967,479.68x = 710,180,503,486.33
  5. Step 5: Solve for x
    x = 710,180,503,486.33/967,479.68
  6. Step 6: Final answer
    x = 734,052.11

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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.