Home / 634,823.28-952,482.60-279,587.52

Finding the Fourth Proportional to 634,823.28, 952,482.60 and 279,587.52

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Solution

The fourth proportional to 634,823.28, 952,482.60 and 279,587.52 is: 419,490.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,823.28 : 952,482.60 = 279,587.52 : x
  2. Step 2: Convert to fraction form
    634,823.28/952,482.60 = 279,587.52/x
  3. Step 3: Cross multiply
    634,823.28x = 952,482.60 × 279,587.52
  4. Step 4: Simplify right side
    634,823.28x = 266,302,247,977.15
  5. Step 5: Solve for x
    x = 266,302,247,977.15/634,823.28
  6. Step 6: Final answer
    x = 419,490.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.