Home / 872,141.70-1,203,527.48-484,955.22

Finding the Fourth Proportional to 872,141.70, 1,203,527.48 and 484,955.22

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Solution

The fourth proportional to 872,141.70, 1,203,527.48 and 484,955.22 is: 669,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,141.70 : 1,203,527.48 = 484,955.22 : x
  2. Step 2: Convert to fraction form
    872,141.70/1,203,527.48 = 484,955.22/x
  3. Step 3: Cross multiply
    872,141.70x = 1,203,527.48 × 484,955.22
  4. Step 4: Simplify right side
    872,141.70x = 583,656,933,839.45
  5. Step 5: Solve for x
    x = 583,656,933,839.45/872,141.70
  6. Step 6: Final answer
    x = 669,222.60

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Double scale
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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.