Home / 935,690.20-1,402,844.10-374,435.80

Finding the Fourth Proportional to 935,690.20, 1,402,844.10 and 374,435.80

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Solution

The fourth proportional to 935,690.20, 1,402,844.10 and 374,435.80 is: 561,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,690.20 : 1,402,844.10 = 374,435.80 : x
  2. Step 2: Convert to fraction form
    935,690.20/1,402,844.10 = 374,435.80/x
  3. Step 3: Cross multiply
    935,690.20x = 1,402,844.10 × 374,435.80
  4. Step 4: Simplify right side
    935,690.20x = 525,275,052,858.78
  5. Step 5: Solve for x
    x = 525,275,052,858.78/935,690.20
  6. Step 6: Final answer
    x = 561,377.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.