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Finding the Fourth Proportional to 483,490.64, 725,550.66 and 183,973.70

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Solution

The fourth proportional to 483,490.64, 725,550.66 and 183,973.70 is: 276,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,490.64 : 725,550.66 = 183,973.70 : x
  2. Step 2: Convert to fraction form
    483,490.64/725,550.66 = 183,973.70/x
  3. Step 3: Cross multiply
    483,490.64x = 725,550.66 × 183,973.70
  4. Step 4: Simplify right side
    483,490.64x = 133,482,239,457.64
  5. Step 5: Solve for x
    x = 133,482,239,457.64/483,490.64
  6. Step 6: Final answer
    x = 276,080.30

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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.