Home / 752,464.17-1,038,397.43-446,792.18

Finding the Fourth Proportional to 752,464.17, 1,038,397.43 and 446,792.18

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Solution

The fourth proportional to 752,464.17, 1,038,397.43 and 446,792.18 is: 616,571.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,464.17 : 1,038,397.43 = 446,792.18 : x
  2. Step 2: Convert to fraction form
    752,464.17/1,038,397.43 = 446,792.18/x
  3. Step 3: Cross multiply
    752,464.17x = 1,038,397.43 × 446,792.18
  4. Step 4: Simplify right side
    752,464.17x = 463,947,844,030.15
  5. Step 5: Solve for x
    x = 463,947,844,030.15/752,464.17
  6. Step 6: Final answer
    x = 616,571.34

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Half scale
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Double scale
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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.