Home / 752,687.51-1,038,236.29-446,547.17

Finding the Fourth Proportional to 752,687.51, 1,038,236.29 and 446,547.17

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Solution

The fourth proportional to 752,687.51, 1,038,236.29 and 446,547.17 is: 615,954.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,687.51 : 1,038,236.29 = 446,547.17 : x
  2. Step 2: Convert to fraction form
    752,687.51/1,038,236.29 = 446,547.17/x
  3. Step 3: Cross multiply
    752,687.51x = 1,038,236.29 × 446,547.17
  4. Step 4: Simplify right side
    752,687.51x = 463,621,477,090.80
  5. Step 5: Solve for x
    x = 463,621,477,090.80/752,687.51
  6. Step 6: Final answer
    x = 615,954.79

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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.