Home / 446,219.10-615,778.76-242,265.98

Finding the Fourth Proportional to 446,219.10, 615,778.76 and 242,265.98

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Solution

The fourth proportional to 446,219.10, 615,778.76 and 242,265.98 is: 334,325.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,219.10 : 615,778.76 = 242,265.98 : x
  2. Step 2: Convert to fraction form
    446,219.10/615,778.76 = 242,265.98/x
  3. Step 3: Cross multiply
    446,219.10x = 615,778.76 × 242,265.98
  4. Step 4: Simplify right side
    446,219.10x = 149,182,246,899.70
  5. Step 5: Solve for x
    x = 149,182,246,899.70/446,219.10
  6. Step 6: Final answer
    x = 334,325.10

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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.