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Finding the Fourth Proportional to 582,457.59, 874,085.22 and 203,378.22

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Solution

The fourth proportional to 582,457.59, 874,085.22 and 203,378.22 is: 305,206.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,457.59 : 874,085.22 = 203,378.22 : x
  2. Step 2: Convert to fraction form
    582,457.59/874,085.22 = 203,378.22/x
  3. Step 3: Cross multiply
    582,457.59x = 874,085.22 × 203,378.22
  4. Step 4: Simplify right side
    582,457.59x = 177,769,896,171.91
  5. Step 5: Solve for x
    x = 177,769,896,171.91/582,457.59
  6. Step 6: Final answer
    x = 305,206.59

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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.