Home / 792,151.14-1,186,505.55-487,617.06

Finding the Fourth Proportional to 792,151.14, 1,186,505.55 and 487,617.06

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Solution

The fourth proportional to 792,151.14, 1,186,505.55 and 487,617.06 is: 730,366.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,151.14 : 1,186,505.55 = 487,617.06 : x
  2. Step 2: Convert to fraction form
    792,151.14/1,186,505.55 = 487,617.06/x
  3. Step 3: Cross multiply
    792,151.14x = 1,186,505.55 × 487,617.06
  4. Step 4: Simplify right side
    792,151.14x = 578,560,347,964.68
  5. Step 5: Solve for x
    x = 578,560,347,964.68/792,151.14
  6. Step 6: Final answer
    x = 730,366.11

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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.