Home / 682,947.60-942,475.38-377,024.16

Finding the Fourth Proportional to 682,947.60, 942,475.38 and 377,024.16

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Solution

The fourth proportional to 682,947.60, 942,475.38 and 377,024.16 is: 520,297.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,947.60 : 942,475.38 = 377,024.16 : x
  2. Step 2: Convert to fraction form
    682,947.60/942,475.38 = 377,024.16/x
  3. Step 3: Cross multiply
    682,947.60x = 942,475.38 × 377,024.16
  4. Step 4: Simplify right side
    682,947.60x = 355,335,988,465.18
  5. Step 5: Solve for x
    x = 355,335,988,465.18/682,947.60
  6. Step 6: Final answer
    x = 520,297.59

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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.