Home / 1,048,221.84-1,572,331.80-328,568.72

Finding the Fourth Proportional to 1,048,221.84, 1,572,331.80 and 328,568.72

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Solution

The fourth proportional to 1,048,221.84, 1,572,331.80 and 328,568.72 is: 492,852.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,221.84 : 1,572,331.80 = 328,568.72 : x
  2. Step 2: Convert to fraction form
    1,048,221.84/1,572,331.80 = 328,568.72/x
  3. Step 3: Cross multiply
    1,048,221.84x = 1,572,331.80 × 328,568.72
  4. Step 4: Simplify right side
    1,048,221.84x = 516,619,046,941.30
  5. Step 5: Solve for x
    x = 516,619,046,941.30/1,048,221.84
  6. Step 6: Final answer
    x = 492,852.78

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Double scale
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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.