Home / 303,011.19-454,416.75-100,560.60

Finding the Fourth Proportional to 303,011.19, 454,416.75 and 100,560.60

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Solution

The fourth proportional to 303,011.19, 454,416.75 and 100,560.60 is: 150,807.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,011.19 : 454,416.75 = 100,560.60 : x
  2. Step 2: Convert to fraction form
    303,011.19/454,416.75 = 100,560.60/x
  3. Step 3: Cross multiply
    303,011.19x = 454,416.75 × 100,560.60
  4. Step 4: Simplify right side
    303,011.19x = 45,696,421,030.05
  5. Step 5: Solve for x
    x = 45,696,421,030.05/303,011.19
  6. Step 6: Final answer
    x = 150,807.70

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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.