Home / 446,822.40-670,711.08-180,756.84

Finding the Fourth Proportional to 446,822.40, 670,711.08 and 180,756.84

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Solution

The fourth proportional to 446,822.40, 670,711.08 and 180,756.84 is: 271,328.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,822.40 : 670,711.08 = 180,756.84 : x
  2. Step 2: Convert to fraction form
    446,822.40/670,711.08 = 180,756.84/x
  3. Step 3: Cross multiply
    446,822.40x = 670,711.08 × 180,756.84
  4. Step 4: Simplify right side
    446,822.40x = 121,235,615,373.79
  5. Step 5: Solve for x
    x = 121,235,615,373.79/446,822.40
  6. Step 6: Final answer
    x = 271,328.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.