Home / 318,240.48-439,174.98-175,001.50

Finding the Fourth Proportional to 318,240.48, 439,174.98 and 175,001.50

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Solution

The fourth proportional to 318,240.48, 439,174.98 and 175,001.50 is: 241,503.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,240.48 : 439,174.98 = 175,001.50 : x
  2. Step 2: Convert to fraction form
    318,240.48/439,174.98 = 175,001.50/x
  3. Step 3: Cross multiply
    318,240.48x = 439,174.98 × 175,001.50
  4. Step 4: Simplify right side
    318,240.48x = 76,856,280,262.47
  5. Step 5: Solve for x
    x = 76,856,280,262.47/318,240.48
  6. Step 6: Final answer
    x = 241,503.78

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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.