Home / 801,980.73-1,106,592.75-457,659.45

Finding the Fourth Proportional to 801,980.73, 1,106,592.75 and 457,659.45

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Solution

The fourth proportional to 801,980.73, 1,106,592.75 and 457,659.45 is: 631,489.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,980.73 : 1,106,592.75 = 457,659.45 : x
  2. Step 2: Convert to fraction form
    801,980.73/1,106,592.75 = 457,659.45/x
  3. Step 3: Cross multiply
    801,980.73x = 1,106,592.75 × 457,659.45
  4. Step 4: Simplify right side
    801,980.73x = 506,442,629,338.99
  5. Step 5: Solve for x
    x = 506,442,629,338.99/801,980.73
  6. Step 6: Final answer
    x = 631,489.77

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1.5x scale

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.