Home / 348,055.10-522,082.65-228,304.70

Finding the Fourth Proportional to 348,055.10, 522,082.65 and 228,304.70

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Solution

The fourth proportional to 348,055.10, 522,082.65 and 228,304.70 is: 342,457.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,055.10 : 522,082.65 = 228,304.70 : x
  2. Step 2: Convert to fraction form
    348,055.10/522,082.65 = 228,304.70/x
  3. Step 3: Cross multiply
    348,055.10x = 522,082.65 × 228,304.70
  4. Step 4: Simplify right side
    348,055.10x = 119,193,922,783.46
  5. Step 5: Solve for x
    x = 119,193,922,783.46/348,055.10
  6. Step 6: Final answer
    x = 342,457.05

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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.