Home / 446,351.04-615,962.25-242,400.20

Finding the Fourth Proportional to 446,351.04, 615,962.25 and 242,400.20

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Solution

The fourth proportional to 446,351.04, 615,962.25 and 242,400.20 is: 334,511.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,351.04 : 615,962.25 = 242,400.20 : x
  2. Step 2: Convert to fraction form
    446,351.04/615,962.25 = 242,400.20/x
  3. Step 3: Cross multiply
    446,351.04x = 615,962.25 × 242,400.20
  4. Step 4: Simplify right side
    446,351.04x = 149,309,369,512.64
  5. Step 5: Solve for x
    x = 149,309,369,512.64/446,351.04
  6. Step 6: Final answer
    x = 334,511.08

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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.