Home / 1,457,272.50-2,186,054.58-446,382.78

Finding the Fourth Proportional to 1,457,272.50, 2,186,054.58 and 446,382.78

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Solution

The fourth proportional to 1,457,272.50, 2,186,054.58 and 446,382.78 is: 669,618.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,272.50 : 2,186,054.58 = 446,382.78 : x
  2. Step 2: Convert to fraction form
    1,457,272.50/2,186,054.58 = 446,382.78/x
  3. Step 3: Cross multiply
    1,457,272.50x = 2,186,054.58 × 446,382.78
  4. Step 4: Simplify right side
    1,457,272.50x = 975,817,120,652.13
  5. Step 5: Solve for x
    x = 975,817,120,652.13/1,457,272.50
  6. Step 6: Final answer
    x = 669,618.84

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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.