Home / 791,392.73-1,186,114.55-450,122.31

Finding the Fourth Proportional to 791,392.73, 1,186,114.55 and 450,122.31

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Solution

The fourth proportional to 791,392.73, 1,186,114.55 and 450,122.31 is: 674,629.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,392.73 : 1,186,114.55 = 450,122.31 : x
  2. Step 2: Convert to fraction form
    791,392.73/1,186,114.55 = 450,122.31/x
  3. Step 3: Cross multiply
    791,392.73x = 1,186,114.55 × 450,122.31
  4. Step 4: Simplify right side
    791,392.73x = 533,896,618,920.00
  5. Step 5: Solve for x
    x = 533,896,618,920.00/791,392.73
  6. Step 6: Final answer
    x = 674,629.17

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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.