Home / 450,811.04-622,119.24-259,836.74

Finding the Fourth Proportional to 450,811.04, 622,119.24 and 259,836.74

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Solution

The fourth proportional to 450,811.04, 622,119.24 and 259,836.74 is: 358,574.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,811.04 : 622,119.24 = 259,836.74 : x
  2. Step 2: Convert to fraction form
    450,811.04/622,119.24 = 259,836.74/x
  3. Step 3: Cross multiply
    450,811.04x = 622,119.24 × 259,836.74
  4. Step 4: Simplify right side
    450,811.04x = 161,649,432,102.28
  5. Step 5: Solve for x
    x = 161,649,432,102.28/450,811.04
  6. Step 6: Final answer
    x = 358,574.70

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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.