Home / 752,454.35-1,038,047.96-446,543.61

Finding the Fourth Proportional to 752,454.35, 1,038,047.96 and 446,543.61

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Solution

The fourth proportional to 752,454.35, 1,038,047.96 and 446,543.61 is: 616,028.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,454.35 : 1,038,047.96 = 446,543.61 : x
  2. Step 2: Convert to fraction form
    752,454.35/1,038,047.96 = 446,543.61/x
  3. Step 3: Cross multiply
    752,454.35x = 1,038,047.96 × 446,543.61
  4. Step 4: Simplify right side
    752,454.35x = 463,533,681,178.82
  5. Step 5: Solve for x
    x = 463,533,681,178.82/752,454.35
  6. Step 6: Final answer
    x = 616,028.98

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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.