Home / 446,117.12-615,642.41-242,168.18

Finding the Fourth Proportional to 446,117.12, 615,642.41 and 242,168.18

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Solution

The fourth proportional to 446,117.12, 615,642.41 and 242,168.18 is: 334,192.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,117.12 : 615,642.41 = 242,168.18 : x
  2. Step 2: Convert to fraction form
    446,117.12/615,642.41 = 242,168.18/x
  3. Step 3: Cross multiply
    446,117.12x = 615,642.41 × 242,168.18
  4. Step 4: Simplify right side
    446,117.12x = 149,089,000,749.67
  5. Step 5: Solve for x
    x = 149,089,000,749.67/446,117.12
  6. Step 6: Final answer
    x = 334,192.52

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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.