Home / 792,533.66-1,188,839.37-319,155.08

Finding the Fourth Proportional to 792,533.66, 1,188,839.37 and 319,155.08

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Solution

The fourth proportional to 792,533.66, 1,188,839.37 and 319,155.08 is: 478,748.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,533.66 : 1,188,839.37 = 319,155.08 : x
  2. Step 2: Convert to fraction form
    792,533.66/1,188,839.37 = 319,155.08/x
  3. Step 3: Cross multiply
    792,533.66x = 1,188,839.37 × 319,155.08
  4. Step 4: Simplify right side
    792,533.66x = 379,424,124,239.50
  5. Step 5: Solve for x
    x = 379,424,124,239.50/792,533.66
  6. Step 6: Final answer
    x = 478,748.28

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1.5x scale

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.