Home / 634,915.76-875,934.32-362,837.69

Finding the Fourth Proportional to 634,915.76, 875,934.32 and 362,837.69

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Solution

The fourth proportional to 634,915.76, 875,934.32 and 362,837.69 is: 500,573.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,915.76 : 875,934.32 = 362,837.69 : x
  2. Step 2: Convert to fraction form
    634,915.76/875,934.32 = 362,837.69/x
  3. Step 3: Cross multiply
    634,915.76x = 875,934.32 × 362,837.69
  4. Step 4: Simplify right side
    634,915.76x = 317,821,985,260.52
  5. Step 5: Solve for x
    x = 317,821,985,260.52/634,915.76
  6. Step 6: Final answer
    x = 500,573.47

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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.