Home / 318,297.18-439,249.95-175,066.86

Finding the Fourth Proportional to 318,297.18, 439,249.95 and 175,066.86

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Solution

The fourth proportional to 318,297.18, 439,249.95 and 175,066.86 is: 241,592.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,297.18 : 439,249.95 = 175,066.86 : x
  2. Step 2: Convert to fraction form
    318,297.18/439,249.95 = 175,066.86/x
  3. Step 3: Cross multiply
    318,297.18x = 439,249.95 × 175,066.86
  4. Step 4: Simplify right side
    318,297.18x = 76,898,109,501.66
  5. Step 5: Solve for x
    x = 76,898,109,501.66/318,297.18
  6. Step 6: Final answer
    x = 241,592.18

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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.